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Ignore whitespace Rev 1062 → Rev 1063

/trunk/Subik/scridoc/scridoc.py
1,6 → 1,6
#!/usr/bin/env python
# -*- coding: Utf8 -*-
"""Generate Python documentation in HTML for Scribus.
"""Generate Python documentation in clean and nice HTML for Scribus.
Based on the PyDoc package.
"""
__author__ = "Petr Vanek <petr@yarpen.cz>"
14,1294 → 14,1290
 
# --------------------------------------------------------- common routines
def pathdirs():
"""Convert sys.path into a list of absolute, existing, unique paths."""
dirs = []
normdirs = []
for dir in sys.path:
dir = os.path.abspath(dir or '.')
normdir = os.path.normcase(dir)
if normdir not in normdirs and os.path.isdir(dir):
dirs.append(dir)
normdirs.append(normdir)
return dirs
"""Convert sys.path into a list of absolute, existing, unique paths."""
dirs = []
normdirs = []
for dir in sys.path:
dir = os.path.abspath(dir or '.')
normdir = os.path.normcase(dir)
if normdir not in normdirs and os.path.isdir(dir):
dirs.append(dir)
normdirs.append(normdir)
return dirs
 
def getdoc(object):
"""Get the doc string or comments for an object."""
result = inspect.getdoc(object) or inspect.getcomments(object)
return result and re.sub('^ *\n', '', rstrip(result)) or ''
"""Get the doc string or comments for an object."""
result = inspect.getdoc(object) or inspect.getcomments(object)
return result and re.sub('^ *\n', '', rstrip(result)) or ''
 
def splitdoc(doc):
"""Split a doc string into a synopsis line (if any) and the rest."""
lines = split(strip(doc), '\n')
if len(lines) == 1:
return lines[0], ''
elif len(lines) >= 2 and not rstrip(lines[1]):
return lines[0], join(lines[2:], '\n')
return '', join(lines, '\n')
"""Split a doc string into a synopsis line (if any) and the rest."""
lines = split(strip(doc), '\n')
if len(lines) == 1:
return lines[0], ''
elif len(lines) >= 2 and not rstrip(lines[1]):
return lines[0], join(lines[2:], '\n')
return '', join(lines, '\n')
 
def classname(object, modname):
"""Get a class name and qualify it with a module name if necessary."""
name = object.__name__
if object.__module__ != modname:
name = object.__module__ + '.' + name
return name
"""Get a class name and qualify it with a module name if necessary."""
name = object.__name__
if object.__module__ != modname:
name = object.__module__ + '.' + name
return name
 
def isdata(object):
"""Check if an object is of a type that probably means it's data."""
return not (inspect.ismodule(object) or inspect.isclass(object) or
inspect.isroutine(object) or inspect.isframe(object) or
inspect.istraceback(object) or inspect.iscode(object))
"""Check if an object is of a type that probably means it's data."""
return not (inspect.ismodule(object) or inspect.isclass(object) or
inspect.isroutine(object) or inspect.isframe(object) or
inspect.istraceback(object) or inspect.iscode(object))
 
def replace(text, *pairs):
"""Do a series of global replacements on a string."""
while pairs:
text = join(split(text, pairs[0]), pairs[1])
pairs = pairs[2:]
return text
"""Do a series of global replacements on a string."""
while pairs:
text = join(split(text, pairs[0]), pairs[1])
pairs = pairs[2:]
return text
 
def cram(text, maxlen):
"""Omit part of a string if needed to make it fit in a maximum length."""
if len(text) > maxlen:
pre = max(0, (maxlen-3)//2)
post = max(0, maxlen-3-pre)
return text[:pre] + '...' + text[len(text)-post:]
return text
"""Omit part of a string if needed to make it fit in a maximum length."""
if len(text) > maxlen:
pre = max(0, (maxlen-3)//2)
post = max(0, maxlen-3-pre)
return text[:pre] + '...' + text[len(text)-post:]
return text
 
def stripid(text):
"""Remove the hexadecimal id from a Python object representation."""
# The behaviour of %p is implementation-dependent; we check two cases.
for pattern in [' at 0x[0-9a-f]{6,}(>+)$', ' at [0-9A-F]{8,}(>+)$']:
if re.search(pattern, repr(Exception)):
return re.sub(pattern, '\\1', text)
return text
"""Remove the hexadecimal id from a Python object representation."""
# The behaviour of %p is implementation-dependent; we check two cases.
for pattern in [' at 0x[0-9a-f]{6,}(>+)$', ' at [0-9A-F]{8,}(>+)$']:
if re.search(pattern, repr(Exception)):
return re.sub(pattern, '\\1', text)
return text
 
def _is_some_method(object):
return inspect.ismethod(object) or inspect.ismethoddescriptor(object)
return inspect.ismethod(object) or inspect.ismethoddescriptor(object)
 
def allmethods(cl):
methods = {}
for key, value in inspect.getmembers(cl, _is_some_method):
methods[key] = 1
for base in cl.__bases__:
methods.update(allmethods(base)) # all your base are belong to us
for key in methods.keys():
methods[key] = getattr(cl, key)
return methods
methods = {}
for key, value in inspect.getmembers(cl, _is_some_method):
methods[key] = 1
for base in cl.__bases__:
methods.update(allmethods(base)) # all your base are belong to us
for key in methods.keys():
methods[key] = getattr(cl, key)
return methods
 
def _split_list(s, predicate):
"""Split sequence s via predicate, and return pair ([true], [false]).
"""Split sequence s via predicate, and return pair ([true], [false]).
 
The return value is a 2-tuple of lists,
([x for x in s if predicate(x)],
[x for x in s if not predicate(x)])
"""
yes = []
no = []
for x in s:
if predicate(x):
yes.append(x)
else:
no.append(x)
return yes, no
The return value is a 2-tuple of lists,
([x for x in s if predicate(x)],
[x for x in s if not predicate(x)])
"""
yes = []
no = []
for x in s:
if predicate(x):
yes.append(x)
else:
no.append(x)
return yes, no
 
def visiblename(name):
"""Decide whether to show documentation on a variable."""
# Certain special names are redundant.
if name in ['__builtins__', '__doc__', '__file__', '__path__',
'__module__', '__name__']: return 0
# Private names are hidden, but special names are displayed.
if name.startswith('__') and name.endswith('__'): return 1
return not name.startswith('_')
"""Decide whether to show documentation on a variable."""
# Certain special names are redundant.
if name in ['__builtins__', '__doc__', '__file__', '__path__',
'__module__', '__name__']: return 0
# Private names are hidden, but special names are displayed.
if name.startswith('__') and name.endswith('__'): return 1
return not name.startswith('_')
 
# ----------------------------------------------------- module manipulation
 
def ispackage(path):
"""Guess whether a path refers to a package directory."""
if os.path.isdir(path):
for ext in ['.py', '.pyc', '.pyo']:
if os.path.isfile(os.path.join(path, '__init__' + ext)):
return True
return False
"""Guess whether a path refers to a package directory."""
if os.path.isdir(path):
for ext in ['.py', '.pyc', '.pyo']:
if os.path.isfile(os.path.join(path, '__init__' + ext)):
return True
return False
 
def synopsis(filename, cache={}):
"""Get the one-line summary out of a module file."""
mtime = os.stat(filename).st_mtime
lastupdate, result = cache.get(filename, (0, None))
if lastupdate < mtime:
info = inspect.getmoduleinfo(filename)
file = open(filename)
if info and 'b' in info[2]: # binary modules have to be imported
try: module = imp.load_module('__temp__', file, filename, info[1:])
except: return None
result = split(module.__doc__ or '', '\n')[0]
del sys.modules['__temp__']
else: # text modules can be directly examined
line = file.readline()
while line[:1] == '#' or not strip(line):
line = file.readline()
if not line: break
line = strip(line)
if line[:4] == 'r"""': line = line[1:]
if line[:3] == '"""':
line = line[3:]
if line[-1:] == '\\': line = line[:-1]
while not strip(line):
line = file.readline()
if not line: break
result = strip(split(line, '"""')[0])
else: result = None
file.close()
cache[filename] = (mtime, result)
return result
"""Get the one-line summary out of a module file."""
mtime = os.stat(filename).st_mtime
lastupdate, result = cache.get(filename, (0, None))
if lastupdate < mtime:
info = inspect.getmoduleinfo(filename)
file = open(filename)
if info and 'b' in info[2]: # binary modules have to be imported
try: module = imp.load_module('__temp__', file, filename, info[1:])
except: return None
result = split(module.__doc__ or '', '\n')[0]
del sys.modules['__temp__']
else: # text modules can be directly examined
line = file.readline()
while line[:1] == '#' or not strip(line):
line = file.readline()
if not line: break
line = strip(line)
if line[:4] == 'r"""': line = line[1:]
if line[:3] == '"""':
line = line[3:]
if line[-1:] == '\\': line = line[:-1]
while not strip(line):
line = file.readline()
if not line: break
result = strip(split(line, '"""')[0])
else: result = None
file.close()
cache[filename] = (mtime, result)
return result
 
class ErrorDuringImport(Exception):
"""Errors that occurred while trying to import something to document it."""
def __init__(self, filename, (exc, value, tb)):
self.filename = filename
self.exc = exc
self.value = value
self.tb = tb
"""Errors that occurred while trying to import something to document it."""
def __init__(self, filename, (exc, value, tb)):
self.filename = filename
self.exc = exc
self.value = value
self.tb = tb
 
def __str__(self):
exc = self.exc
if type(exc) is types.ClassType:
exc = exc.__name__
return 'problem in %s - %s: %s' % (self.filename, exc, self.value)
def __str__(self):
exc = self.exc
if type(exc) is types.ClassType:
exc = exc.__name__
return 'problem in %s - %s: %s' % (self.filename, exc, self.value)
 
def importfile(path):
"""Import a Python source file or compiled file given its path."""
magic = imp.get_magic()
file = open(path, 'r')
if file.read(len(magic)) == magic:
kind = imp.PY_COMPILED
else:
kind = imp.PY_SOURCE
file.close()
filename = os.path.basename(path)
name, ext = os.path.splitext(filename)
file = open(path, 'r')
try:
module = imp.load_module(name, file, path, (ext, 'r', kind))
except:
raise ErrorDuringImport(path, sys.exc_info())
file.close()
return module
"""Import a Python source file or compiled file given its path."""
magic = imp.get_magic()
file = open(path, 'r')
if file.read(len(magic)) == magic:
kind = imp.PY_COMPILED
else:
kind = imp.PY_SOURCE
file.close()
filename = os.path.basename(path)
name, ext = os.path.splitext(filename)
file = open(path, 'r')
try:
module = imp.load_module(name, file, path, (ext, 'r', kind))
except:
raise ErrorDuringImport(path, sys.exc_info())
file.close()
return module
 
def safeimport(path, forceload=0, cache={}):
"""Import a module; handle errors; return None if the module isn't found.
"""Import a module; handle errors; return None if the module isn't found.
 
If the module *is* found but an exception occurs, it's wrapped in an
ErrorDuringImport exception and reraised. Unlike __import__, if a
package path is specified, the module at the end of the path is returned,
not the package at the beginning. If the optional 'forceload' argument
is 1, we reload the module from disk (unless it's a dynamic extension)."""
if forceload and path in sys.modules:
# This is the only way to be sure. Checking the mtime of the file
# isn't good enough (e.g. what if the module contains a class that
# inherits from another module that has changed?).
if path not in sys.builtin_module_names:
# Python never loads a dynamic extension a second time from the
# same path, even if the file is changed or missing. Deleting
# the entry in sys.modules doesn't help for dynamic extensions,
# so we're not even going to try to keep them up to date.
info = inspect.getmoduleinfo(sys.modules[path].__file__)
if info[3] != imp.C_EXTENSION:
cache[path] = sys.modules[path] # prevent module from clearing
del sys.modules[path]
try:
module = __import__(path)
except:
# Did the error occur before or after the module was found?
(exc, value, tb) = info = sys.exc_info()
if path in sys.modules:
# An error occured while executing the imported module.
raise ErrorDuringImport(sys.modules[path].__file__, info)
elif exc is SyntaxError:
# A SyntaxError occurred before we could execute the module.
raise ErrorDuringImport(value.filename, info)
elif exc is ImportError and \
split(lower(str(value)))[:2] == ['no', 'module']:
# The module was not found.
return None
else:
# Some other error occurred during the importing process.
raise ErrorDuringImport(path, sys.exc_info())
for part in split(path, '.')[1:]:
try: module = getattr(module, part)
except AttributeError: return None
return module
If the module *is* found but an exception occurs, it's wrapped in an
ErrorDuringImport exception and reraised. Unlike __import__, if a
package path is specified, the module at the end of the path is returned,
not the package at the beginning. If the optional 'forceload' argument
is 1, we reload the module from disk (unless it's a dynamic extension)."""
if forceload and path in sys.modules:
# This is the only way to be sure. Checking the mtime of the file
# isn't good enough (e.g. what if the module contains a class that
# inherits from another module that has changed?).
if path not in sys.builtin_module_names:
# Python never loads a dynamic extension a second time from the
# same path, even if the file is changed or missing. Deleting
# the entry in sys.modules doesn't help for dynamic extensions,
# so we're not even going to try to keep them up to date.
info = inspect.getmoduleinfo(sys.modules[path].__file__)
if info[3] != imp.C_EXTENSION:
cache[path] = sys.modules[path] # prevent module from clearing
del sys.modules[path]
try:
module = __import__(path)
except:
# Did the error occur before or after the module was found?
(exc, value, tb) = info = sys.exc_info()
if path in sys.modules:
# An error occured while executing the imported module.
raise ErrorDuringImport(sys.modules[path].__file__, info)
elif exc is SyntaxError:
# A SyntaxError occurred before we could execute the module.
raise ErrorDuringImport(value.filename, info)
elif exc is ImportError and \
split(lower(str(value)))[:2] == ['no', 'module']:
# The module was not found.
return None
else:
# Some other error occurred during the importing process.
raise ErrorDuringImport(path, sys.exc_info())
for part in split(path, '.')[1:]:
try: module = getattr(module, part)
except AttributeError: return None
return module
 
# ---------------------------------------------------- formatter base class
 
class Doc:
def document(self, object, name=None, *args):
"""Generate documentation for an object."""
args = (object, name) + args
# 'try' clause is to attempt to handle the possibility that inspect
# identifies something in a way that pydoc itself has issues handling;
# think 'super' and how it is a descriptor (which raises the exception
# by lacking a __name__ attribute) and an instance.
try:
if inspect.ismodule(object): return self.docmodule(*args)
if inspect.isclass(object): return self.docclass(*args)
if inspect.isroutine(object): return self.docroutine(*args)
except AttributeError:
pass
return self.docother(*args)
def document(self, object, name=None, *args):
"""Generate documentation for an object."""
args = (object, name) + args
# 'try' clause is to attempt to handle the possibility that inspect
# identifies something in a way that pydoc itself has issues handling;
# think 'super' and how it is a descriptor (which raises the exception
# by lacking a __name__ attribute) and an instance.
try:
if inspect.ismodule(object): return self.docmodule(*args)
if inspect.isclass(object): return self.docclass(*args)
if inspect.isroutine(object): return self.docroutine(*args)
except AttributeError:
pass
return self.docother(*args)
 
def fail(self, object, name=None, *args):
"""Raise an exception for unimplemented types."""
message = "don't know how to document object%s of type %s" % (
name and ' ' + repr(name), type(object).__name__)
raise TypeError, message
def fail(self, object, name=None, *args):
"""Raise an exception for unimplemented types."""
message = "don't know how to document object%s of type %s" % (
name and ' ' + repr(name), type(object).__name__)
raise TypeError, message
 
docmodule = docclass = docroutine = docother = fail
docmodule = docclass = docroutine = docother = fail
 
# -------------------------------------------- HTML documentation generator
 
class HTMLRepr(Repr):
"""Class for safely making an HTML representation of a Python object."""
def __init__(self):
Repr.__init__(self)
self.maxlist = self.maxtuple = 20
self.maxdict = 10
self.maxstring = self.maxother = 100
"""Class for safely making an HTML representation of a Python object."""
def __init__(self):
Repr.__init__(self)
self.maxlist = self.maxtuple = 20
self.maxdict = 10
self.maxstring = self.maxother = 100
 
def escape(self, text):
return replace(text, '&', '&amp;', '<', '&lt;', '>', '&gt;')
def escape(self, text):
return replace(text, '&', '&amp;', '<', '&lt;', '>', '&gt;')
 
def repr(self, object):
return Repr.repr(self, object)
def repr(self, object):
return Repr.repr(self, object)
 
def repr1(self, x, level):
if hasattr(type(x), '__name__'):
methodname = 'repr_' + join(split(type(x).__name__), '_')
if hasattr(self, methodname):
return getattr(self, methodname)(x, level)
return self.escape(cram(stripid(repr(x)), self.maxother))
def repr1(self, x, level):
if hasattr(type(x), '__name__'):
methodname = 'repr_' + join(split(type(x).__name__), '_')
if hasattr(self, methodname):
return getattr(self, methodname)(x, level)
return self.escape(cram(stripid(repr(x)), self.maxother))
 
def repr_string(self, x, level):
test = cram(x, self.maxstring)
testrepr = repr(test)
if '\\' in test and '\\' not in replace(testrepr, r'\\', ''):
# Backslashes are only literal in the string and are never
# needed to make any special characters, so show a raw string.
return 'r' + testrepr[0] + self.escape(test) + testrepr[0]
return re.sub(r'((\\[\\abfnrtv\'"]|\\[0-9]..|\\x..|\\u....)+)',
r'<font color="#c040c0">\1</font>',
self.escape(testrepr))
def repr_string(self, x, level):
test = cram(x, self.maxstring)
testrepr = repr(test)
if '\\' in test and '\\' not in replace(testrepr, r'\\', ''):
# Backslashes are only literal in the string and are never
# needed to make any special characters, so show a raw string.
return 'r' + testrepr[0] + self.escape(test) + testrepr[0]
return re.sub(r'((\\[\\abfnrtv\'"]|\\[0-9]..|\\x..|\\u....)+)',
r'<font color="#c040c0">\1</font>',
self.escape(testrepr))
 
repr_str = repr_string
repr_str = repr_string
 
def repr_instance(self, x, level):
try:
return self.escape(cram(stripid(repr(x)), self.maxstring))
except:
return self.escape('<%s instance>' % x.__class__.__name__)
def repr_instance(self, x, level):
try:
return self.escape(cram(stripid(repr(x)), self.maxstring))
except:
return self.escape('<%s instance>' % x.__class__.__name__)
 
repr_unicode = repr_string
repr_unicode = repr_string
 
class HTMLDoc(Doc):
"""Formatter class for HTML documentation."""
"""Formatter class for HTML documentation."""
 
# ------------------------------------------- HTML formatting utilities
# ------------------------------------------- HTML formatting utilities
 
_repr_instance = HTMLRepr()
repr = _repr_instance.repr
escape = _repr_instance.escape
_repr_instance = HTMLRepr()
repr = _repr_instance.repr
escape = _repr_instance.escape
 
def page(self, title, contents):
"""Format an HTML page."""
return '''
def page(self, title, contents):
"""Format an HTML page."""
return '''
<qt>
%s
</qt>''' % (contents)
 
def heading(self, title, fgcol, bgcol, extras=''):
"""Format a page heading."""
return '''
def heading(self, title, fgcol, bgcol, extras=''):
"""Format a page heading."""
return '''
<h2>%s</h2>
<p>debug_Extras: %s</p>
''' % (title, extras or '&nbsp;')
''' % (title, extras or '&nbsp;')
 
def section(self, title, fgcol, bgcol, contents, width=6,
prelude='', marginalia=None, gap='&nbsp;'):
"""Format a section with a heading."""
if marginalia is None:
marginalia = '<tt>' + '&nbsp;' * width + '</tt>'
result = '''<p>
def section(self, title, fgcol, bgcol, contents, width=6,
prelude='', marginalia=None, gap=' '):
"""Format a section with a heading."""
if marginalia is None:
#marginalia = '<tt>' + '&nbsp;' * width + '</tt>'
pass
result = '''
<h4>debug_Section: "%s"</h4>
''' % (title)
if prelude:
result = result + '''
<p>debug_Marginalia1: %s</p>
if prelude:
result = result + '''
<p>debug_Prelude: %s</p>
''' % (marginalia, prelude)
else:
result = result + '''
<p>debug_Marginalia2: %s
''' % (marginalia)
 
return result + '''
''' % (prelude)
return result + '''
<p>debug_Contents: %s</p>
''' % contents
 
def bigsection(self, title, *args):
"""Format a section with a big heading."""
title = '''debug_Title<h7>%s</h7>''' % title
return self.section(title, *args)
def bigsection(self, title, *args):
"""Format a section with a big heading."""
title = '''debug_Title<h7>%s</h7>''' % title
return self.section(title, *args)
 
def preformat(self, text):
"""Format literal preformatted text."""
text = self.escape(expandtabs(text))
return replace(text, '\n\n', '\n \n', '\n\n', '\n \n',
' ', '&nbsp;', '\n', '<br>\n')
def preformat(self, text):
"""Format literal preformatted text."""
text = self.escape(expandtabs(text))
return replace(text, '\n\n', '\n \n', '\n\n', '\n \n')
#'\n', '<br>\n')
 
def multicolumn(self, list, format, cols=4):
"""Format a list of items into a multi-column list."""
result = ''
rows = (len(list)+cols-1)/cols
for col in range(cols):
result = result + '<td width="%d%%" valign=top>' % (100/cols)
for i in range(rows*col, rows*col+rows):
if i < len(list):
result = result + format(list[i]) + '<br>\n'
result = result + '</td>'
return '<table width="100%%" summary="list"><tr>%s</tr></table>' % result
def multicolumn(self, list, format, cols=4):
"""Format a list of items into a multi-column list."""
"""result = ''
rows = (len(list)+cols-1)/cols
for col in range(cols):
#result = result + '<td width="%d%%" valign=top>' % (100/cols)
for i in range(rows*col, rows*col+rows):
if i < len(list):
result = result + format(list[i]) + ' '
result = result + '</td>'
return '<p>%s</p>' % result"""
pass
 
def grey(self, text): return '<p>debug_Grey: %s</p>' % text
def grey(self, text): return '<p>debug_Grey: %s</p>' % text
 
def namelink(self, name, *dicts):
"""Make a link for an identifier, given name-to-URL mappings."""
for dict in dicts:
if name in dict:
return '<a href="%s">%s</a>' % (dict[name], name)
return name
def namelink(self, name, *dicts):
"""Make a link for an identifier, given name-to-URL mappings."""
for dict in dicts:
if name in dict:
return '<a href="%s">%s</a>' % (dict[name], name)
return name
 
def classlink(self, object, modname):
"""Make a link for a class."""
name, module = object.__name__, sys.modules.get(object.__module__)
if hasattr(module, name) and getattr(module, name) is object:
return '<a href="%s.html#%s">%s</a>' % (
module.__name__, name, classname(object, modname))
return classname(object, modname)
def classlink(self, object, modname):
"""Make a link for a class."""
name, module = object.__name__, sys.modules.get(object.__module__)
if hasattr(module, name) and getattr(module, name) is object:
return '<a href="%s.html#%s">%s</a>' % (
module.__name__, name, classname(object, modname))
return classname(object, modname)
 
def modulelink(self, object):
"""Make a link for a module."""
return '<a href="%s.html">%s</a>' % (object.__name__, object.__name__)
def modulelink(self, object):
"""Make a link for a module."""
return '<a href="%s.html">%s</a>' % (object.__name__, object.__name__)
 
def modpkglink(self, (name, path, ispackage, shadowed)):
"""Make a link for a module or package to display in an index."""
if shadowed:
return self.grey(name)
if path:
url = '%s.%s.html' % (path, name)
else:
url = '%s.html' % name
if ispackage:
text = '<h7>debug_IsPackage: %s (package)</h7>' % name
else:
text = name
return '<a href="%s">%s</a>' % (url, text)
def modpkglink(self, (name, path, ispackage, shadowed)):
"""Make a link for a module or package to display in an index."""
if shadowed:
return self.grey(name)
if path:
url = '%s.%s.html' % (path, name)
else:
url = '%s.html' % name
if ispackage:
text = '<h7>debug_IsPackage: %s (package)</h7>' % name
else:
text = name
return '<a href="%s">%s</a>' % (url, text)
 
def markup(self, text, escape=None, funcs={}, classes={}, methods={}):
"""Mark up some plain text, given a context of symbols to look for.
Each context dictionary maps object names to anchor names."""
escape = escape or self.escape
results = []
here = 0
pattern = re.compile(r'\b((http|ftp)://\S+[\w/]|'
r'RFC[- ]?(\d+)|'
r'PEP[- ]?(\d+)|'
r'(self\.)?(\w+))')
while True:
match = pattern.search(text, here)
if not match: break
start, end = match.span()
results.append(escape(text[here:start]))
def markup(self, text, escape=None, funcs={}, classes={}, methods={}):
"""Mark up some plain text, given a context of symbols to look for.
Each context dictionary maps object names to anchor names."""
escape = escape or self.escape
results = []
here = 0
pattern = re.compile(r'\b((http|ftp)://\S+[\w/]|'
r'RFC[- ]?(\d+)|'
r'PEP[- ]?(\d+)|'
r'(self\.)?(\w+))')
while True:
match = pattern.search(text, here)
if not match: break
start, end = match.span()
results.append(escape(text[here:start]))
 
all, scheme, rfc, pep, selfdot, name = match.groups()
if scheme:
url = escape(all).replace('"', '&quot;')
results.append('<a href="%s">%s</a>' % (url, url))
elif rfc:
url = 'http://www.rfc-editor.org/rfc/rfc%d.txt' % int(rfc)
results.append('<a href="%s">%s</a>' % (url, escape(all)))
elif pep:
url = 'http://www.python.org/peps/pep-%04d.html' % int(pep)
results.append('<a href="%s">%s</a>' % (url, escape(all)))
elif text[end:end+1] == '(':
results.append(self.namelink(name, methods, funcs, classes))
elif selfdot:
results.append('self.<strong>%s</strong>' % name)
else:
results.append(self.namelink(name, classes))
here = end
results.append(escape(text[here:]))
return join(results, '')
all, scheme, rfc, pep, selfdot, name = match.groups()
if scheme:
url = escape(all).replace('"', '&quot;')
results.append('<a href="%s">%s</a>' % (url, url))
elif rfc:
url = 'http://www.rfc-editor.org/rfc/rfc%d.txt' % int(rfc)
results.append('<a href="%s">%s</a>' % (url, escape(all)))
elif pep:
url = 'http://www.python.org/peps/pep-%04d.html' % int(pep)
results.append('<a href="%s">%s</a>' % (url, escape(all)))
elif text[end:end+1] == '(':
results.append(self.namelink(name, methods, funcs, classes))
elif selfdot:
results.append('self.<strong>%s</strong>' % name)
else:
results.append(self.namelink(name, classes))
here = end
results.append(escape(text[here:]))
return join(results, '')
 
# ---------------------------------------------- type-specific routines
# ---------------------------------------------- type-specific routines
 
def formattree(self, tree, modname, parent=None):
"""Produce HTML for a class tree as given by inspect.getclasstree()."""
result = ''
for entry in tree:
if type(entry) is type(()):
c, bases = entry
result = result + '<dt><font face="helvetica, arial">'
result = result + self.classlink(c, modname)
if bases and bases != (parent,):
parents = []
for base in bases:
parents.append(self.classlink(base, modname))
result = result + '(' + join(parents, ', ') + ')'
result = result + '\n</font></dt>'
elif type(entry) is type([]):
result = result + '<dd>\n%s</dd>\n' % self.formattree(
entry, modname, c)
return '<dl>\n%s</dl>\n' % result
def formattree(self, tree, modname, parent=None):
"""Produce HTML for a class tree as given by inspect.getclasstree()."""
result = ''
for entry in tree:
if type(entry) is type(()):
c, bases = entry
result = result + '<dt><font face="helvetica, arial">'
result = result + self.classlink(c, modname)
if bases and bases != (parent,):
parents = []
for base in bases:
parents.append(self.classlink(base, modname))
result = result + '(' + join(parents, ', ') + ')'
result = result + '\n</font></dt>'
elif type(entry) is type([]):
result = result + '<dd>\n%s</dd>\n' % self.formattree(
entry, modname, c)
return '<dl>\n%s</dl>\n' % result
 
def docmodule(self, object, name=None, mod=None, *ignored):
"""Produce HTML documentation for a module object."""
name = object.__name__ # ignore the passed-in name
parts = split(name, '.')
links = []
for i in range(len(parts)-1):
links.append(
'<a href="%s.html"><font color="#ffffff">%s</font></a>' %
(join(parts[:i+1], '.'), parts[i]))
linkedname = join(links + parts[-1:], '.')
head = '<big><big><strong>%s</strong></big></big>' % linkedname
try:
path = inspect.getabsfile(object)
url = path
if sys.platform == 'win32':
import nturl2path
url = nturl2path.pathname2url(path)
filelink = '<a href="file:%s">%s</a>' % (url, path)
except TypeError:
filelink = '(built-in)'
info = []
if hasattr(object, '__version__'):
version = str(object.__version__)
if version[:11] == '$' + 'Revision: ' and version[-1:] == '$':
version = strip(version[11:-1])
info.append('version %s' % self.escape(version))
if hasattr(object, '__date__'):
info.append(self.escape(str(object.__date__)))
if info:
head = head + ' (%s)' % join(info, ', ')
result = self.heading(
head, '#ffffff', '#7799ee', '<a href=".">index</a><br>' + filelink)
def docmodule(self, object, name=None, mod=None, *ignored):
"""Produce HTML documentation for a module object."""
name = object.__name__ # ignore the passed-in name
parts = split(name, '.')
links = []
for i in range(len(parts)-1):
links.append(
'<a href="%s.html">%s</a>' %
(join(parts[:i+1], '.'), parts[i]))
linkedname = join(links + parts[-1:], '.')
head = '<h5>debug_Linkedname:%s</h5>' % linkedname
try:
path = inspect.getabsfile(object)
url = path
if sys.platform == 'win32':
import nturl2path
url = nturl2path.pathname2url(path)
filelink = '<a href="file:%s">%s</a>' % (url, path)
except TypeError:
filelink = '(built-in)'
info = []
if hasattr(object, '__version__'):
version = str(object.__version__)
if version[:11] == '$' + 'Revision: ' and version[-1:] == '$':
version = strip(version[11:-1])
info.append('version %s' % self.escape(version))
if hasattr(object, '__date__'):
info.append(self.escape(str(object.__date__)))
if info:
head = head + ' (%s)' % join(info, ', ')
result = self.heading(
head, '#ffffff', '#7799ee', '<a href=".">index</a><br>' + filelink)
 
modules = inspect.getmembers(object, inspect.ismodule)
modules = inspect.getmembers(object, inspect.ismodule)
 
classes, cdict = [], {}
for key, value in inspect.getmembers(object, inspect.isclass):
if (inspect.getmodule(value) or object) is object:
if visiblename(key):
classes.append((key, value))
cdict[key] = cdict[value] = '#' + key
for key, value in classes:
for base in value.__bases__:
key, modname = base.__name__, base.__module__
module = sys.modules.get(modname)
if modname != name and module and hasattr(module, key):
if getattr(module, key) is base:
if not key in cdict:
cdict[key] = cdict[base] = modname + '.html#' + key
funcs, fdict = [], {}
for key, value in inspect.getmembers(object, inspect.isroutine):
if inspect.isbuiltin(value) or inspect.getmodule(value) is object:
if visiblename(key):
funcs.append((key, value))
fdict[key] = '#-' + key
if inspect.isfunction(value): fdict[value] = fdict[key]
data = []
for key, value in inspect.getmembers(object, isdata):
if visiblename(key):
data.append((key, value))
classes, cdict = [], {}
for key, value in inspect.getmembers(object, inspect.isclass):
if (inspect.getmodule(value) or object) is object:
if visiblename(key):
classes.append((key, value))
cdict[key] = cdict[value] = '#' + key
for key, value in classes:
for base in value.__bases__:
key, modname = base.__name__, base.__module__
module = sys.modules.get(modname)
if modname != name and module and hasattr(module, key):
if getattr(module, key) is base:
if not key in cdict:
cdict[key] = cdict[base] = modname + '.html#' + key
funcs, fdict = [], {}
for key, value in inspect.getmembers(object, inspect.isroutine):
if inspect.isbuiltin(value) or inspect.getmodule(value) is object:
if visiblename(key):
funcs.append((key, value))
fdict[key] = '#-' + key
if inspect.isfunction(value): fdict[value] = fdict[key]
data = []
for key, value in inspect.getmembers(object, isdata):
if visiblename(key):
data.append((key, value))
 
doc = self.markup(getdoc(object), self.preformat, fdict, cdict)
doc = doc and '<tt>%s</tt>' % doc
result = result + '<p>%s</p>\n' % doc
doc = self.markup(getdoc(object), self.preformat, fdict, cdict)
doc = doc and '<tt>%s</tt>' % doc
result = result + '<p>%s</p>\n' % doc
 
if hasattr(object, '__path__'):
modpkgs = []
modnames = []
for file in os.listdir(object.__path__[0]):
path = os.path.join(object.__path__[0], file)
modname = inspect.getmodulename(file)
if modname != '__init__':
if modname and modname not in modnames:
modpkgs.append((modname, name, 0, 0))
modnames.append(modname)
elif ispackage(path):
modpkgs.append((file, name, 1, 0))
modpkgs.sort()
contents = self.multicolumn(modpkgs, self.modpkglink)
result = result + self.bigsection(
'Package Contents', '#ffffff', '#aa55cc', contents)
elif modules:
contents = self.multicolumn(
modules, lambda (key, value), s=self: s.modulelink(value))
result = result + self.bigsection(
'Modules', '#fffff', '#aa55cc', contents)
if hasattr(object, '__path__'):
modpkgs = []
modnames = []
for file in os.listdir(object.__path__[0]):
path = os.path.join(object.__path__[0], file)
modname = inspect.getmodulename(file)
if modname != '__init__':
if modname and modname not in modnames:
modpkgs.append((modname, name, 0, 0))
modnames.append(modname)
elif ispackage(path):
modpkgs.append((file, name, 1, 0))
modpkgs.sort()
contents = self.multicolumn(modpkgs, self.modpkglink)
result = result + self.bigsection(
'Package Contents', '#ffffff', '#aa55cc', contents)
elif modules:
contents = self.multicolumn(
modules, lambda (key, value), s=self: s.modulelink(value))
result = result + self.bigsection(
'Modules', '#fffff', '#aa55cc', contents)
 
if classes:
classlist = map(lambda (key, value): value, classes)
contents = [
self.formattree(inspect.getclasstree(classlist, 1), name)]
for key, value in classes:
contents.append(self.document(value, key, name, fdict, cdict))
result = result + self.bigsection(
'Classes', '#ffffff', '#ee77aa', join(contents))
if funcs:
contents = []
for key, value in funcs:
contents.append(self.document(value, key, name, fdict, cdict))
result = result + self.bigsection(
'Functions', '#ffffff', '#eeaa77', join(contents))
if data:
contents = []
for key, value in data:
contents.append(self.document(value, key))
result = result + self.bigsection(
'Data', '#ffffff', '#55aa55', join(contents, '<br>\n'))
if hasattr(object, '__author__'):
contents = self.markup(str(object.__author__), self.preformat)
result = result + self.bigsection(
'Author', '#ffffff', '#7799ee', contents)
if hasattr(object, '__credits__'):
contents = self.markup(str(object.__credits__), self.preformat)
result = result + self.bigsection(
'Credits', '#ffffff', '#7799ee', contents)
if classes:
classlist = map(lambda (key, value): value, classes)
contents = [
self.formattree(inspect.getclasstree(classlist, 1), name)]
for key, value in classes:
contents.append(self.document(value, key, name, fdict, cdict))
result = result + self.bigsection(
'Classes', '#ffffff', '#ee77aa', join(contents))
if funcs:
contents = []
for key, value in funcs:
contents.append(self.document(value, key, name, fdict, cdict))
result = result + self.bigsection(
'Functions', '#ffffff', '#eeaa77', join(contents))
if data:
contents = []
for key, value in data:
contents.append(self.document(value, key))
result = result + self.bigsection(
'Data', '#ffffff', '#55aa55', join(contents, '<br>\n'))
if hasattr(object, '__author__'):
contents = self.markup(str(object.__author__), self.preformat)
result = result + self.bigsection(
'Author', '#ffffff', '#7799ee', contents)
if hasattr(object, '__credits__'):
contents = self.markup(str(object.__credits__), self.preformat)
result = result + self.bigsection(
'Credits', '#ffffff', '#7799ee', contents)
 
return result
return result
 
def docclass(self, object, name=None, mod=None, funcs={}, classes={},
*ignored):
"""Produce HTML documentation for a class object."""
realname = object.__name__
name = name or realname
bases = object.__bases__
def docclass(self, object, name=None, mod=None, funcs={}, classes={},
*ignored):
"""Produce HTML documentation for a class object."""
realname = object.__name__
name = name or realname
bases = object.__bases__
 
contents = []
push = contents.append
contents = []
push = contents.append
 
# Cute little class to pump out a horizontal rule between sections.
class HorizontalRule:
def __init__(self):
self.needone = 0
def maybe(self):
if self.needone:
push('<hr>\n')
self.needone = 1
hr = HorizontalRule()
# Cute little class to pump out a horizontal rule between sections.
class HorizontalRule:
pass
"""def __init__(self):
self.needone = 0
def maybe(self):
if self.needone:
push('<hr>\n')
self.needone = 1"""
hr = HorizontalRule()
 
# List the mro, if non-trivial.
mro = list(inspect.getmro(object))
if len(mro) > 2:
hr.maybe()
push('<dl><dt>Method resolution order:</dt>\n')
for base in mro:
push('<dd>%s</dd>\n' % self.classlink(base,
object.__module__))
push('</dl>\n')
# List the mro, if non-trivial.
mro = list(inspect.getmro(object))
if len(mro) > 2:
hr.maybe()
push('<p>Method resolution order:</p>\n')
for base in mro:
push('%s<br>\n' % self.classlink(base, object.__module__))
push('\n')
 
def spill(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(self.document(getattr(object, name), name, mod,
funcs, classes, mdict, object))
push('\n')
return attrs
def spill(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(self.document(getattr(object, name), name, mod,
funcs, classes, mdict, object))
push('\n')
return attrs
 
def spillproperties(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push('<dl><dt><strong>%s</strong></dt>\n' % name)
if value.__doc__ is not None:
doc = self.markup(value.__doc__, self.preformat,
funcs, classes, mdict)
push('<dd><tt>%s</tt></dd>\n' % doc)
for attr, tag in [('fget', '<em>get</em>'),
('fset', '<em>set</em>'),
('fdel', '<em>delete</em>')]:
func = getattr(value, attr)
if func is not None:
base = self.document(func, tag, mod,
funcs, classes, mdict, object)
push('<dd>%s</dd>\n' % base)
push('</dl>\n')
return attrs
def spillproperties(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push('<dl><dt><strong>%s</strong></dt>\n' % name)
if value.__doc__ is not None:
doc = self.markup(value.__doc__, self.preformat,
funcs, classes, mdict)
push('<dd><tt>%s</tt></dd>\n' % doc)
for attr, tag in [('fget', '<em>get</em>'),
('fset', '<em>set</em>'),
('fdel', '<em>delete</em>')]:
func = getattr(value, attr)
if func is not None:
base = self.document(func, tag, mod,
funcs, classes, mdict, object)
push('<dd>%s</dd>\n' % base)
push('</dl>\n')
return attrs
 
def spilldata(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
base = self.docother(getattr(object, name), name, mod)
if callable(value) or inspect.isdatadescriptor(value):
doc = getattr(value, "__doc__", None)
else:
doc = None
if doc is None:
push('<dl><dt>%s</dl>\n' % base)
else:
doc = self.markup(getdoc(value), self.preformat,
funcs, classes, mdict)
doc = '<dd><tt>%s</tt>' % doc
push('<dl><dt>%s%s</dl>\n' % (base, doc))
push('\n')
return attrs
def spilldata(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
base = self.docother(getattr(object, name), name, mod)
if callable(value) or inspect.isdatadescriptor(value):
doc = getattr(value, "__doc__", None)
else:
doc = None
if doc is None:
push('<dl><dt>%s</dl>\n' % base)
else:
doc = self.markup(getdoc(value), self.preformat,
funcs, classes, mdict)
doc = '<dd><tt>%s</tt>' % doc
push('<dl><dt>%s%s</dl>\n' % (base, doc))
push('\n')
return attrs
 
attrs = filter(lambda (name, kind, cls, value): visiblename(name),
inspect.classify_class_attrs(object))
mdict = {}
for key, kind, homecls, value in attrs:
mdict[key] = anchor = '#' + name + '-' + key
value = getattr(object, key)
try:
# The value may not be hashable (e.g., a data attr with
# a dict or list value).
mdict[value] = anchor
except TypeError:
pass
attrs = filter(lambda (name, kind, cls, value): visiblename(name),
inspect.classify_class_attrs(object))
mdict = {}
for key, kind, homecls, value in attrs:
mdict[key] = anchor = '#' + name + '-' + key
value = getattr(object, key)
try:
# The value may not be hashable (e.g., a data attr with
# a dict or list value).
mdict[value] = anchor
except TypeError:
pass
 
while attrs:
if mro:
thisclass = mro.pop(0)
else:
thisclass = attrs[0][2]
attrs, inherited = _split_list(attrs, lambda t: t[2] is thisclass)
while attrs:
if mro:
thisclass = mro.pop(0)
else:
thisclass = attrs[0][2]
attrs, inherited = _split_list(attrs, lambda t: t[2] is thisclass)
 
if thisclass is __builtin__.object:
attrs = inherited
continue
elif thisclass is object:
tag = 'defined here'
else:
tag = 'inherited from %s' % self.classlink(thisclass,
object.__module__)
tag += ':<br>\n'
if thisclass is __builtin__.object:
attrs = inherited
continue
elif thisclass is object:
tag = 'defined here'
else:
tag = 'inherited from %s' % self.classlink(thisclass,
object.__module__)
tag += ':<br>\n'
 
# Sort attrs by name.
attrs.sort(lambda t1, t2: cmp(t1[0], t2[0]))
# Sort attrs by name.
attrs.sort(lambda t1, t2: cmp(t1[0], t2[0]))
 
# Pump out the attrs, segregated by kind.
attrs = spill('Methods %s' % tag, attrs,
lambda t: t[1] == 'method')
attrs = spill('Class methods %s' % tag, attrs,
lambda t: t[1] == 'class method')
attrs = spill('Static methods %s' % tag, attrs,
lambda t: t[1] == 'static method')
attrs = spillproperties('Properties %s' % tag, attrs,
lambda t: t[1] == 'property')
attrs = spilldata('Data and other attributes %s' % tag, attrs,
lambda t: t[1] == 'data')
assert attrs == []
attrs = inherited
# Pump out the attrs, segregated by kind.
attrs = spill('Methods %s' % tag, attrs,
lambda t: t[1] == 'method')
attrs = spill('Class methods %s' % tag, attrs,
lambda t: t[1] == 'class method')
attrs = spill('Static methods %s' % tag, attrs,
lambda t: t[1] == 'static method')
attrs = spillproperties('Properties %s' % tag, attrs,
lambda t: t[1] == 'property')
attrs = spilldata('Data and other attributes %s' % tag, attrs,
lambda t: t[1] == 'data')
assert attrs == []
attrs = inherited
 
contents = ''.join(contents)
contents = ''.join(contents)
 
if name == realname:
title = '<a name="%s">class <strong>%s</strong></a>' % (
name, realname)
else:
title = '<strong>%s</strong> = <a name="%s">class %s</a>' % (
name, name, realname)
if bases:
parents = []
for base in bases:
parents.append(self.classlink(base, object.__module__))
title = title + '(%s)' % join(parents, ', ')
doc = self.markup(getdoc(object), self.preformat, funcs, classes, mdict)
doc = doc and '<tt>%s<br>&nbsp;</tt>' % doc
if name == realname:
title = '<a name="%s">class <code>%s</code></a>' % (
name, realname)
else:
title = '<code>%s</code> = <a name="%s">class %s</a>' % (
name, name, realname)
if bases:
parents = []
for base in bases:
parents.append(self.classlink(base, object.__module__))
title = title + '(%s)' % join(parents, ', ')
doc = self.markup(getdoc(object), self.preformat, funcs, classes, mdict)
doc = doc and '<tt>%s<br>&nbsp;</tt>' % doc
 
return self.section(title, '#000000', '#ffc8d8', contents, 3, doc)
return self.section(title, '#000000', '#ffc8d8', contents, 3, doc)
 
def formatvalue(self, object):
"""Format an argument default value as text."""
return self.grey('=' + self.repr(object))
def formatvalue(self, object):
"""Format an argument default value as text."""
return self.grey('=' + self.repr(object))
 
def docroutine(self, object, name=None, mod=None,
funcs={}, classes={}, methods={}, cl=None):
"""Produce HTML documentation for a function or method object."""
realname = object.__name__
name = name or realname
anchor = (cl and cl.__name__ or '') + '-' + name
note = ''
skipdocs = 0
if inspect.ismethod(object):
imclass = object.im_class
if cl:
if imclass is not cl:
note = ' from ' + self.classlink(imclass, mod)
else:
if object.im_self:
note = ' method of %s instance' % self.classlink(
object.im_self.__class__, mod)
else:
note = ' unbound %s method' % self.classlink(imclass,mod)
object = object.im_func
def docroutine(self, object, name=None, mod=None,
funcs={}, classes={}, methods={}, cl=None):
"""Produce HTML documentation for a function or method object."""
realname = object.__name__
name = name or realname
anchor = (cl and cl.__name__ or '') + '-' + name
note = ''
skipdocs = 0
if inspect.ismethod(object):
imclass = object.im_class
if cl:
if imclass is not cl:
note = ' from ' + self.classlink(imclass, mod)
else:
if object.im_self:
note = ' method of %s instance' % self.classlink(
object.im_self.__class__, mod)
else:
note = ' unbound %s method' % self.classlink(imclass,mod)
object = object.im_func
 
if name == realname:
title = '<a name="%s"><strong>%s</strong></a>' % (anchor, realname)
else:
if (cl and realname in cl.__dict__ and
cl.__dict__[realname] is object):
reallink = '<a href="#%s">%s</a>' % (
cl.__name__ + '-' + realname, realname)
skipdocs = 1
else:
reallink = realname
title = '<a name="%s"><strong>%s</strong></a> = %s' % (
anchor, name, reallink)
if inspect.isfunction(object):
args, varargs, varkw, defaults = inspect.getargspec(object)
argspec = inspect.formatargspec(
args, varargs, varkw, defaults, formatvalue=self.formatvalue)
if realname == '<lambda>':
title = '<strong>%s</strong> <em>lambda</em> ' % name
argspec = argspec[1:-1] # remove parentheses
else:
argspec = '(...)'
if name == realname:
title = '<a name="%s">%s</a>' % (anchor, realname)
else:
if (cl and realname in cl.__dict__ and
cl.__dict__[realname] is object):
reallink = '<a href="#%s">%s</a>' % (
cl.__name__ + '-' + realname, realname)
skipdocs = 1
else:
reallink = realname
title = '<a name="%s">%s</a> = %s' % (
anchor, name, reallink)
if inspect.isfunction(object):
args, varargs, varkw, defaults = inspect.getargspec(object)
argspec = inspect.formatargspec(
args, varargs, varkw, defaults, formatvalue=self.formatvalue)
if realname == '<lambda>':
title = '%s <i>lambda</i> ' % name
argspec = argspec[1:-1] # remove parentheses
else:
argspec = '(...)'
 
decl = title + argspec + (note and self.grey(
'<font face="helvetica, arial">%s</font>' % note))
decl = title + argspec + (note and self.grey(
'%s' % note))
 
if skipdocs:
return '<dl><dt>%s</dt></dl>\n' % decl
else:
doc = self.markup(
getdoc(object), self.preformat, funcs, classes, methods)
doc = doc and '<dd><tt>%s</tt></dd>' % doc
return '<dl><dt>%s</dt>%s</dl>\n' % (decl, doc)
if skipdocs:
return '<dl><dt>%s</dt></dl>\n' % decl
else:
doc = self.markup(
getdoc(object), self.preformat, funcs, classes, methods)
doc = doc and '<dd><tt>%s</tt></dd>' % doc
return '<dl><dt>%s</dt>%s</dl>\n' % (decl, doc)
 
def docother(self, object, name=None, mod=None, *ignored):
"""Produce HTML documentation for a data object."""
lhs = name and '<strong>%s</strong> = ' % name or ''
return lhs + self.repr(object)
def docother(self, object, name=None, mod=None, *ignored):
"""Produce HTML documentation for a data object."""
lhs = name and 'debug_Docother: %s = ' % name or ''
return lhs + self.repr(object) + '<br>'
 
def index(self, dir, shadowed=None):
"""Generate an HTML index for a directory of modules."""
modpkgs = []
if shadowed is None: shadowed = {}
seen = {}
files = os.listdir(dir)
def index(self, dir, shadowed=None):
"""Generate an HTML index for a directory of modules."""
modpkgs = []
if shadowed is None: shadowed = {}
seen = {}
files = os.listdir(dir)
 
def found(name, ispackage,
modpkgs=modpkgs, shadowed=shadowed, seen=seen):
if name not in seen:
modpkgs.append((name, '', ispackage, name in shadowed))
seen[name] = 1
shadowed[name] = 1
def found(name, ispackage,
modpkgs=modpkgs, shadowed=shadowed, seen=seen):
if name not in seen:
modpkgs.append((name, '', ispackage, name in shadowed))
seen[name] = 1
shadowed[name] = 1
 
# Package spam/__init__.py takes precedence over module spam.py.
for file in files:
path = os.path.join(dir, file)
if ispackage(path): found(file, 1)
for file in files:
path = os.path.join(dir, file)
if os.path.isfile(path):
modname = inspect.getmodulename(file)
if modname: found(modname, 0)
# Package spam/__init__.py takes precedence over module spam.py.
for file in files:
path = os.path.join(dir, file)
if ispackage(path): found(file, 1)
for file in files:
path = os.path.join(dir, file)
if os.path.isfile(path):
modname = inspect.getmodulename(file)
if modname: found(modname, 0)
 
modpkgs.sort()
contents = self.multicolumn(modpkgs, self.modpkglink)
return self.bigsection(dir, '#ffffff', '#ee77aa', contents)
modpkgs.sort()
contents = self.multicolumn(modpkgs, self.modpkglink)
return self.bigsection(dir, '#ffffff', '#ee77aa', contents)
 
# -------------------------------------------- text documentation generator
 
class TextRepr(Repr):
"""Class for safely making a text representation of a Python object."""
def __init__(self):
Repr.__init__(self)
self.maxlist = self.maxtuple = 20
self.maxdict = 10
self.maxstring = self.maxother = 100
"""Class for safely making a text representation of a Python object."""
def __init__(self):
Repr.__init__(self)
self.maxlist = self.maxtuple = 20
self.maxdict = 10
self.maxstring = self.maxother = 100
 
def repr1(self, x, level):
if hasattr(type(x), '__name__'):
methodname = 'repr_' + join(split(type(x).__name__), '_')
if hasattr(self, methodname):
return getattr(self, methodname)(x, level)
return cram(stripid(repr(x)), self.maxother)
def repr1(self, x, level):
if hasattr(type(x), '__name__'):
methodname = 'repr_' + join(split(type(x).__name__), '_')
if hasattr(self, methodname):
return getattr(self, methodname)(x, level)
return cram(stripid(repr(x)), self.maxother)
 
def repr_string(self, x, level):
test = cram(x, self.maxstring)
testrepr = repr(test)
if '\\' in test and '\\' not in replace(testrepr, r'\\', ''):
# Backslashes are only literal in the string and are never
# needed to make any special characters, so show a raw string.
return 'r' + testrepr[0] + test + testrepr[0]
return testrepr
def repr_string(self, x, level):
test = cram(x, self.maxstring)
testrepr = repr(test)
if '\\' in test and '\\' not in replace(testrepr, r'\\', ''):
# Backslashes are only literal in the string and are never
# needed to make any special characters, so show a raw string.
return 'r' + testrepr[0] + test + testrepr[0]
return testrepr
 
repr_str = repr_string
repr_str = repr_string
 
def repr_instance(self, x, level):
try:
return cram(stripid(repr(x)), self.maxstring)
except:
return '<%s instance>' % x.__class__.__name__
def repr_instance(self, x, level):
try:
return cram(stripid(repr(x)), self.maxstring)
except:
return '<%s instance>' % x.__class__.__name__
 
class TextDoc(Doc):
"""Formatter class for text documentation."""
"""Formatter class for text documentation."""
 
# ------------------------------------------- text formatting utilities
# ------------------------------------------- text formatting utilities
 
_repr_instance = TextRepr()
repr = _repr_instance.repr
_repr_instance = TextRepr()
repr = _repr_instance.repr
 
def bold(self, text):
"""Format a string in bold by overstriking."""
return join(map(lambda ch: ch + '\b' + ch, text), '')
def bold(self, text):
"""Format a string in bold by overstriking."""
return join(map(lambda ch: ch + '\b' + ch, text), '')
 
def indent(self, text, prefix=' '):
"""Indent text by prepending a given prefix to each line."""
if not text: return ''
lines = split(text, '\n')
lines = map(lambda line, prefix=prefix: prefix + line, lines)
if lines: lines[-1] = rstrip(lines[-1])
return join(lines, '\n')
def indent(self, text, prefix=' '):
"""Indent text by prepending a given prefix to each line."""
if not text: return ''
lines = split(text, '\n')
lines = map(lambda line, prefix=prefix: prefix + line, lines)
if lines: lines[-1] = rstrip(lines[-1])
return join(lines, '\n')
 
def section(self, title, contents):
"""Format a section with a given heading."""
return self.bold(title) + '\n' + rstrip(self.indent(contents)) + '\n\n'
def section(self, title, contents):
"""Format a section with a given heading."""
return self.bold(title) + '\n' + rstrip(self.indent(contents)) + '\n\n'
 
# ---------------------------------------------- type-specific routines
# ---------------------------------------------- type-specific routines
 
def formattree(self, tree, modname, parent=None, prefix=''):
"""Render in text a class tree as returned by inspect.getclasstree()."""
result = ''
for entry in tree:
if type(entry) is type(()):
c, bases = entry
result = result + prefix + classname(c, modname)
if bases and bases != (parent,):
parents = map(lambda c, m=modname: classname(c, m), bases)
result = result + '(%s)' % join(parents, ', ')
result = result + '\n'
elif type(entry) is type([]):
result = result + self.formattree(
entry, modname, c, prefix + ' ')
return result
def formattree(self, tree, modname, parent=None, prefix=''):
"""Render in text a class tree as returned by inspect.getclasstree()."""
result = ''
for entry in tree:
if type(entry) is type(()):
c, bases = entry
result = result + prefix + classname(c, modname)
if bases and bases != (parent,):
parents = map(lambda c, m=modname: classname(c, m), bases)
result = result + '(%s)' % join(parents, ', ')
result = result + '\n'
elif type(entry) is type([]):
result = result + self.formattree(
entry, modname, c, prefix + ' ')
return result
 
def docmodule(self, object, name=None, mod=None):
"""Produce text documentation for a given module object."""
name = object.__name__ # ignore the passed-in name
synop, desc = splitdoc(getdoc(object))
result = self.section('NAME', name + (synop and ' - ' + synop))
def docmodule(self, object, name=None, mod=None):
"""Produce text documentation for a given module object."""
name = object.__name__ # ignore the passed-in name
synop, desc = splitdoc(getdoc(object))
result = self.section('NAME', name + (synop and ' - ' + synop))
 
try:
file = inspect.getabsfile(object)
except TypeError:
file = '(built-in)'
result = result + self.section('FILE', file)
if desc:
result = result + self.section('DESCRIPTION', desc)
try:
file = inspect.getabsfile(object)
except TypeError:
file = '(built-in)'
result = result + self.section('FILE', file)
if desc:
result = result + self.section('DESCRIPTION', desc)
 
classes = []
for key, value in inspect.getmembers(object, inspect.isclass):
if (inspect.getmodule(value) or object) is object:
if visiblename(key):
classes.append((key, value))
funcs = []
for key, value in inspect.getmembers(object, inspect.isroutine):
if inspect.isbuiltin(value) or inspect.getmodule(value) is object:
if visiblename(key):
funcs.append((key, value))
data = []
for key, value in inspect.getmembers(object, isdata):
if visiblename(key):
data.append((key, value))
classes = []
for key, value in inspect.getmembers(object, inspect.isclass):
if (inspect.getmodule(value) or object) is object:
if visiblename(key):
classes.append((key, value))
funcs = []
for key, value in inspect.getmembers(object, inspect.isroutine):
if inspect.isbuiltin(value) or inspect.getmodule(value) is object:
if visiblename(key):
funcs.append((key, value))
data = []
for key, value in inspect.getmembers(object, isdata):
if visiblename(key):
data.append((key, value))
 
if hasattr(object, '__path__'):
modpkgs = []
for file in os.listdir(object.__path__[0]):
path = os.path.join(object.__path__[0], file)
modname = inspect.getmodulename(file)
if modname != '__init__':
if modname and modname not in modpkgs:
modpkgs.append(modname)
elif ispackage(path):
modpkgs.append(file + ' (package)')
modpkgs.sort()
result = result + self.section(
'PACKAGE CONTENTS', join(modpkgs, '\n'))
if hasattr(object, '__path__'):
modpkgs = []
for file in os.listdir(object.__path__[0]):
path = os.path.join(object.__path__[0], file)
modname = inspect.getmodulename(file)
if modname != '__init__':
if modname and modname not in modpkgs:
modpkgs.append(modname)
elif ispackage(path):
modpkgs.append(file + ' (package)')
modpkgs.sort()
result = result + self.section(
'PACKAGE CONTENTS', join(modpkgs, '\n'))
 
if classes:
classlist = map(lambda (key, value): value, classes)
contents = [self.formattree(
inspect.getclasstree(classlist, 1), name)]
for key, value in classes:
contents.append(self.document(value, key, name))
result = result + self.section('CLASSES', join(contents, '\n'))
if classes:
classlist = map(lambda (key, value): value, classes)
contents = [self.formattree(
inspect.getclasstree(classlist, 1), name)]
for key, value in classes:
contents.append(self.document(value, key, name))
result = result + self.section('CLASSES', join(contents, '\n'))
 
if funcs:
contents = []
for key, value in funcs:
contents.append(self.document(value, key, name))
result = result + self.section('FUNCTIONS', join(contents, '\n'))
if funcs:
contents = []
for key, value in funcs:
contents.append(self.document(value, key, name))
result = result + self.section('FUNCTIONS', join(contents, '\n'))
 
if data:
contents = []
for key, value in data:
contents.append(self.docother(value, key, name, 70))
result = result + self.section('DATA', join(contents, '\n'))
if data:
contents = []
for key, value in data:
contents.append(self.docother(value, key, name, 70))
result = result + self.section('DATA', join(contents, '\n'))
 
if hasattr(object, '__version__'):
version = str(object.__version__)
if version[:11] == '$' + 'Revision: ' and version[-1:] == '$':
version = strip(version[11:-1])
result = result + self.section('VERSION', version)
if hasattr(object, '__date__'):
result = result + self.section('DATE', str(object.__date__))
if hasattr(object, '__author__'):
result = result + self.section('AUTHOR', str(object.__author__))
if hasattr(object, '__credits__'):
result = result + self.section('CREDITS', str(object.__credits__))
return result
if hasattr(object, '__version__'):
version = str(object.__version__)
if version[:11] == '$' + 'Revision: ' and version[-1:] == '$':
version = strip(version[11:-1])
result = result + self.section('VERSION', version)
if hasattr(object, '__date__'):
result = result + self.section('DATE', str(object.__date__))
if hasattr(object, '__author__'):
result = result + self.section('AUTHOR', str(object.__author__))
if hasattr(object, '__credits__'):
result = result + self.section('CREDITS', str(object.__credits__))
return result
 
def docclass(self, object, name=None, mod=None):
"""Produce text documentation for a given class object."""
realname = object.__name__
name = name or realname
bases = object.__bases__
def docclass(self, object, name=None, mod=None):
"""Produce text documentation for a given class object."""
realname = object.__name__
name = name or realname
bases = object.__bases__
 
def makename(c, m=object.__module__):
return classname(c, m)
def makename(c, m=object.__module__):
return classname(c, m)
 
if name == realname:
title = 'class ' + self.bold(realname)
else:
title = self.bold(name) + ' = class ' + realname
if bases:
parents = map(makename, bases)
title = title + '(%s)' % join(parents, ', ')
if name == realname:
title = 'class ' + self.bold(realname)
else:
title = self.bold(name) + ' = class ' + realname
if bases:
parents = map(makename, bases)
title = title + '(%s)' % join(parents, ', ')
 
doc = getdoc(object)
contents = doc and [doc + '\n'] or []
push = contents.append
doc = getdoc(object)
contents = doc and [doc + '\n'] or []
push = contents.append
 
# List the mro, if non-trivial.
mro = list(inspect.getmro(object))
if len(mro) > 2:
push("Method resolution order:")
for base in mro:
push(' ' + makename(base))
push('')
# List the mro, if non-trivial.
mro = list(inspect.getmro(object))
if len(mro) > 2:
push("Method resolution order:")
for base in mro:
push(' ' + makename(base))
push('')
 
# Cute little class to pump out a horizontal rule between sections.
class HorizontalRule:
def __init__(self):
self.needone = 0
def maybe(self):
if self.needone:
push('-' * 70)
self.needone = 1
hr = HorizontalRule()
# Cute little class to pump out a horizontal rule between sections.
class HorizontalRule:
def __init__(self):
self.needone = 0
def maybe(self):
if self.needone:
push('-' * 70)
self.needone = 1
hr = HorizontalRule()
 
def spill(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(self.document(getattr(object, name),
name, mod, object))
return attrs
def spill(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(self.document(getattr(object, name),
name, mod, object))
return attrs
 
def spillproperties(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(name)
need_blank_after_doc = 0
doc = getdoc(value) or ''
if doc:
push(self.indent(doc))
need_blank_after_doc = 1
for attr, tag in [('fget', '<get>'),
('fset', '<set>'),
('fdel', '<delete>')]:
func = getattr(value, attr)
if func is not None:
if need_blank_after_doc:
push('')
need_blank_after_doc = 0
base = self.document(func, tag, mod)
push(self.indent(base))
return attrs
def spillproperties(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
push(name)
need_blank_after_doc = 0
doc = getdoc(value) or ''
if doc:
push(self.indent(doc))
need_blank_after_doc = 1
for attr, tag in [('fget', '<get>'),
('fset', '<set>'),
('fdel', '<delete>')]:
func = getattr(value, attr)
if func is not None:
if need_blank_after_doc:
push('')
need_blank_after_doc = 0
base = self.document(func, tag, mod)
push(self.indent(base))
return attrs
 
def spilldata(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
if callable(value) or inspect.isdatadescriptor(value):
doc = getattr(value, "__doc__", None)
else:
doc = None
push(self.docother(getattr(object, name),
name, mod, 70, doc) + '\n')
return attrs
def spilldata(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate)
if ok:
hr.maybe()
push(msg)
for name, kind, homecls, value in ok:
if callable(value) or inspect.isdatadescriptor(value):
doc = getattr(value, "__doc__", None)
else:
doc = None
push(self.docother(getattr(object, name),
name, mod, 70, doc) + '\n')
return attrs
 
attrs = filter(lambda (name, kind, cls, value): visiblename(name),
inspect.classify_class_attrs(object))
while attrs:
if mro:
thisclass = mro.pop(0)
else:
thisclass = attrs[0][2]
attrs, inherited = _split_list(attrs, lambda t: t[2] is thisclass)
attrs = filter(lambda (name, kind, cls, value): visiblename(name),
inspect.classify_class_attrs(object))
while attrs:
if mro:
thisclass = mro.pop(0)
else:
thisclass = attrs[0][2]
attrs, inherited = _split_list(attrs, lambda t: t[2] is thisclass)
 
if thisclass is __builtin__.object:
attrs = inherited
continue
elif thisclass is object:
tag = "defined here"
else:
tag = "inherited from %s" % classname(thisclass,
object.__module__)
filter(lambda t: not t[0].startswith('_'), attrs)
if thisclass is __builtin__.object:
attrs = inherited
continue
elif thisclass is object:
tag = "defined here"
else:
tag = "inherited from %s" % classname(thisclass,
object.__module__)
filter(lambda t: not t[0].startswith('_'), attrs)
 
# Sort attrs by name.
attrs.sort()
# Sort attrs by name.
attrs.sort()
 
# Pump out the attrs, segregated by kind.
attrs = spill("Methods %s:\n" % tag, attrs,
lambda t: t[1] == 'method')
attrs = spill("Class methods %s:\n" % tag, attrs,
lambda t: t[1] == 'class method')
attrs = spill("Static methods %s:\n" % tag, attrs,
lambda t: t[1] == 'static method')
attrs = spillproperties("Properties %s:\n" % tag, attrs,
lambda t: t[1] == 'property')
attrs = spilldata("Data and other attributes %s:\n" % tag, attrs,
lambda t: t[1] == 'data')
assert attrs == []
attrs = inherited
# Pump out the attrs, segregated by kind.
attrs = spill("Methods %s:\n" % tag, attrs,
lambda t: t[1] == 'method')
attrs = spill("Class methods %s:\n" % tag, attrs,
lambda t: t[1] == 'class method')
attrs = spill("Static methods %s:\n" % tag, attrs,
lambda t: t[1] == 'static method')
attrs = spillproperties("Properties %s:\n" % tag, attrs,
lambda t: t[1] == 'property')
attrs = spilldata("Data and other attributes %s:\n" % tag, attrs,
lambda t: t[1] == 'data')
assert attrs == []
attrs = inherited
 
contents = '\n'.join(contents)
if not contents:
return title + '\n'
return title + '\n' + self.indent(rstrip(contents), ' | ') + '\n'
contents = '\n'.join(contents)
if not contents:
return title + '\n'
return title + '\n' + self.indent(rstrip(contents), ' | ') + '\n'
 
def formatvalue(self, object):
"""Format an argument default value as text."""
return '=' + self.repr(object)
def formatvalue(self, object):
"""Format an argument default value as text."""
return '=' + self.repr(object)
 
def docroutine(self, object, name=None, mod=None, cl=None):
"""Produce text documentation for a function or method object."""
realname = object.__name__
name = name or realname
note = ''
skipdocs = 0
if inspect.ismethod(object):
imclass = object.im_class
if cl:
if imclass is not cl:
note = ' from ' + classname(imclass, mod)
else:
if object.im_self:
note = ' method of %s instance' % classname(
object.im_self.__class__, mod)
else:
note = ' unbound %s method' % classname(imclass,mod)
object = object.im_func
def docroutine(self, object, name=None, mod=None, cl=None):
"""Produce text documentation for a function or method object."""
realname = object.__name__
name = name or realname
note = ''
skipdocs = 0
if inspect.ismethod(object):
imclass = object.im_class
if cl:
if imclass is not cl:
note = ' from ' + classname(imclass, mod)
else:
if object.im_self:
note = ' method of %s instance' % classname(
object.im_self.__class__, mod)
else:
note = ' unbound %s method' % classname(imclass,mod)
object = object.im_func
 
if name == realname:
title = self.bold(realname)
else:
if (cl and realname in cl.__dict__ and
cl.__dict__[realname] is object):
skipdocs = 1
title = self.bold(name) + ' = ' + realname
if inspect.isfunction(object):
args, varargs, varkw, defaults = inspect.getargspec(object)
argspec = inspect.formatargspec(
args, varargs, varkw, defaults, formatvalue=self.formatvalue)
if realname == '<lambda>':
title = 'lambda'
argspec = argspec[1:-1] # remove parentheses
else:
argspec = '(...)'
decl = title + argspec + note
if name == realname:
title = self.bold(realname)
else:
if (cl and realname in cl.__dict__ and
cl.__dict__[realname] is object):
skipdocs = 1
title = self.bold(name) + ' = ' + realname
if inspect.isfunction(object):
args, varargs, varkw, defaults = inspect.getargspec(object)
argspec = inspect.formatargspec(
args, varargs, varkw, defaults, formatvalue=self.formatvalue)
if realname == '<lambda>':
title = 'lambda'
argspec = argspec[1:-1] # remove parentheses
else:
argspec = '(...)'
decl = title + argspec + note
 
if skipdocs:
return decl + '\n'
else:
doc = getdoc(object) or ''
return decl + '\n' + (doc and rstrip(self.indent(doc)) + '\n')
if skipdocs:
return decl + '\n'
else:
doc = getdoc(object) or ''
return decl + '\n' + (doc and rstrip(self.indent(doc)) + '\n')
 
def docother(self, object, name=None, mod=None, maxlen=None, doc=None):
"""Produce text documentation for a data object."""
repr = self.repr(object)
if maxlen:
line = (name and name + ' = ' or '') + repr
chop = maxlen - len(line)
if chop < 0: repr = repr[:chop] + '...'
line = (name and self.bold(name) + ' = ' or '') + repr
if doc is not None:
line += '\n' + self.indent(str(doc))
return line
def docother(self, object, name=None, mod=None, maxlen=None, doc=None):
"""Produce text documentation for a data object."""
repr = self.repr(object)
if maxlen:
line = (name and name + ' = ' or '') + repr
chop = maxlen - len(line)
if chop < 0: repr = repr[:chop] + '...'
line = (name and self.bold(name) + ' = ' or '') + repr
if doc is not None:
line += '\n' + self.indent(str(doc))
return line
 
# --------------------------------------------------------- user interfaces
 
def pager(text):
"""The first time this is called, determine what kind of pager to use."""
global pager
pager = getpager()
pager(text)
"""The first time this is called, determine what kind of pager to use."""
global pager
pager = getpager()
pager(text)
 
def getpager():
"""Decide what method to use for paging through text."""
if type(sys.stdout) is not types.FileType:
return plainpager
if not sys.stdin.isatty() or not sys.stdout.isatty():
return plainpager
if os.environ.get('TERM') in ['dumb', 'emacs']:
return plainpager
if 'PAGER' in os.environ:
if sys.platform == 'win32': # pipes completely broken in Windows
return lambda text: tempfilepager(plain(text), os.environ['PAGER'])
elif os.environ.get('TERM') in ['dumb', 'emacs']:
return lambda text: pipepager(plain(text), os.environ['PAGER'])
else:
return lambda text: pipepager(text, os.environ['PAGER'])
if sys.platform == 'win32' or sys.platform.startswith('os2'):
return lambda text: tempfilepager(plain(text), 'more <')
if hasattr(os, 'system') and os.system('(less) 2>/dev/null') == 0:
return lambda text: pipepager(text, 'less')
"""Decide what method to use for paging through text."""
if type(sys.stdout) is not types.FileType:
return plainpager
if not sys.stdin.isatty() or not sys.stdout.isatty():
return plainpager
if os.environ.get('TERM') in ['dumb', 'emacs']:
return plainpager
if 'PAGER' in os.environ:
if sys.platform == 'win32': # pipes completely broken in Windows
return lambda text: tempfilepager(plain(text), os.environ['PAGER'])
elif os.environ.get('TERM') in ['dumb', 'emacs']:
return lambda text: pipepager(plain(text), os.environ['PAGER'])
else:
return lambda text: pipepager(text, os.environ['PAGER'])
if sys.platform == 'win32' or sys.platform.startswith('os2'):
return lambda text: tempfilepager(plain(text), 'more <')
if hasattr(os, 'system') and os.system('(less) 2>/dev/null') == 0:
return lambda text: pipepager(text, 'less')
 
import tempfile
(fd, filename) = tempfile.mkstemp()
os.close(fd)
try:
if hasattr(os, 'system') and os.system('more %s' % filename) == 0:
return lambda text: pipepager(text, 'more')
else:
return ttypager
finally:
os.unlink(filename)
import tempfile
(fd, filename) = tempfile.mkstemp()
os.close(fd)
try:
if hasattr(os, 'system') and os.system('more %s' % filename) == 0:
return lambda text: pipepager(text, 'more')
else:
return ttypager
finally:
os.unlink(filename)
 
def plain(text):
"""Remove boldface formatting from text."""
return re.sub('.\b', '', text)
"""Remove boldface formatting from text."""
return re.sub('.\b', '', text)
 
def pipepager(text, cmd):
"""Page through text by feeding it to another program."""
pipe = os.popen(cmd, 'w')
try:
pipe.write(text)
pipe.close()
except IOError:
pass # Ignore broken pipes caused by quitting the pager program.
"""Page through text by feeding it to another program."""
pipe = os.popen(cmd, 'w')
try:
pipe.write(text)
pipe.close()
except IOError:
pass # Ignore broken pipes caused by quitting the pager program.
 
def tempfilepager(text, cmd):
"""Page through text by invoking a program on a temporary file."""
import tempfile
filename = tempfile.mktemp()
file = open(filename, 'w')
file.write(text)
file.close()
try:
os.system(cmd + ' ' + filename)
finally:
os.unlink(filename)
"""Page through text by invoking a program on a temporary file."""
import tempfile
filename = tempfile.mktemp()
file = open(filename, 'w')
file.write(text)
file.close()
try:
os.system(cmd + ' ' + filename)
finally:
os.unlink(filename)
 
def ttypager(text):
"""Page through text on a text terminal."""
lines = split(plain(text), '\n')
try:
import tty
fd = sys.stdin.fileno()
old = tty.tcgetattr(fd)
tty.setcbreak(fd)
getchar = lambda: sys.stdin.read(1)
except (ImportError, AttributeError):
tty = None
getchar = lambda: sys.stdin.readline()[:-1][:1]
"""Page through text on a text terminal."""
lines = split(plain(text), '\n')
try:
import tty
fd = sys.stdin.fileno()
old = tty.tcgetattr(fd)
tty.setcbreak(fd)
getchar = lambda: sys.stdin.read(1)
except (ImportError, AttributeError):
tty = None
getchar = lambda: sys.stdin.readline()[:-1][:1]
 
try:
r = inc = os.environ.get('LINES', 25) - 1
sys.stdout.write(join(lines[:inc], '\n') + '\n')
while lines[r:]:
sys.stdout.write('-- more --')
sys.stdout.flush()
c = getchar()
try:
r = inc = os.environ.get('LINES', 25) - 1
sys.stdout.write(join(lines[:inc], '\n') + '\n')
while lines[r:]:
sys.stdout.write('-- more --')
sys.stdout.flush()
c = getchar()
 
if c in ['q', 'Q']:
sys.stdout.write('\r \r')
break
elif c in ['\r', '\n']:
sys.stdout.write('\r \r' + lines[r] + '\n')
r = r + 1
continue
if c in ['b', 'B', '\x1b']:
r = r - inc - inc
if r < 0: r = 0
sys.stdout.write('\n' + join(lines[r:r+inc], '\n') + '\n')
r = r + inc
if c in ['q', 'Q']:
sys.stdout.write('\r \r')
break
elif c in ['\r', '\n']:
sys.stdout.write('\r \r' + lines[r] + '\n')
r = r + 1
continue
if c in ['b', 'B', '\x1b']:
r = r - inc - inc
if r < 0: r = 0
sys.stdout.write('\n' + join(lines[r:r+inc], '\n') + '\n')
r = r + inc
 
finally:
if tty:
tty.tcsetattr(fd, tty.TCSAFLUSH, old)
finally:
if tty:
tty.tcsetattr(fd, tty.TCSAFLUSH, old)
 
def plainpager(text):
"""Simply print unformatted text. This is the ultimate fallback."""
sys.stdout.write(plain(text))
"""Simply print unformatted text. This is the ultimate fallback."""
sys.stdout.write(plain(text))
 
def describe(thing):
"""Produce a short description of the given thing."""
if inspect.ismodule(thing):
if thing.__name__ in sys.builtin_module_names:
return 'built-in module ' + thing.__name__
if hasattr(thing, '__path__'):
return 'package ' + thing.__name__
else:
return 'module ' + thing.__name__
if inspect.isbuiltin(thing):
return 'built-in function ' + thing.__name__
if inspect.isclass(thing):
return 'class ' + thing.__name__
if inspect.isfunction(thing):
return 'function ' + thing.__name__
if inspect.ismethod(thing):
return 'method ' + thing.__name__
if type(thing) is types.InstanceType:
return 'instance of ' + thing.__class__.__name__
return type(thing).__name__
"""Produce a short description of the given thing."""
if inspect.ismodule(thing):
if thing.__name__ in sys.builtin_module_names:
return 'built-in module ' + thing.__name__
if hasattr(thing, '__path__'):
return 'package ' + thing.__name__
else:
return 'module ' + thing.__name__
if inspect.isbuiltin(thing):
return 'built-in function ' + thing.__name__
if inspect.isclass(thing):
return 'class ' + thing.__name__
if inspect.isfunction(thing):
return 'function ' + thing.__name__
if inspect.ismethod(thing):
return 'method ' + thing.__name__
if type(thing) is types.InstanceType:
return 'instance of ' + thing.__class__.__name__
return type(thing).__name__
 
def locate(path, forceload=0):
"""Locate an object by name or dotted path, importing as necessary."""
parts = [part for part in split(path, '.') if part]
module, n = None, 0
while n < len(parts):
nextmodule = safeimport(join(parts[:n+1], '.'), forceload)
if nextmodule: module, n = nextmodule, n + 1
else: break
if module:
object = module
for part in parts[n:]:
try: object = getattr(object, part)
except AttributeError: return None
return object
else:
if hasattr(__builtin__, path):
return getattr(__builtin__, path)
"""Locate an object by name or dotted path, importing as necessary."""
parts = [part for part in split(path, '.') if part]
module, n = None, 0
while n < len(parts):
nextmodule = safeimport(join(parts[:n+1], '.'), forceload)
if nextmodule: module, n = nextmodule, n + 1
else: break
if module:
object = module
for part in parts[n:]:
try: object = getattr(object, part)
except AttributeError: return None
return object
else:
if hasattr(__builtin__, path):
return getattr(__builtin__, path)
 
# --------------------------------------- interactive interpreter interface
 
1309,202 → 1305,202
html = HTMLDoc()
 
def resolve(thing, forceload=0):
"""Given an object or a path to an object, get the object and its name."""
if isinstance(thing, str):
object = locate(thing, forceload)
if not object:
raise ImportError, 'no Python documentation found for %r' % thing
return object, thing
else:
return thing, getattr(thing, '__name__', None)
"""Given an object or a path to an object, get the object and its name."""
if isinstance(thing, str):
object = locate(thing, forceload)
if not object:
raise ImportError, 'no Python documentation found for %r' % thing
return object, thing
else:
return thing, getattr(thing, '__name__', None)
 
def doc(thing, title='Python Library Documentation: %s', forceload=0):
"""Display text documentation, given an object or a path to an object."""
try:
object, name = resolve(thing, forceload)
desc = describe(object)
module = inspect.getmodule(object)
if name and '.' in name:
desc += ' in ' + name[:name.rfind('.')]
elif module and module is not object:
desc += ' in module ' + module.__name__
pager(title % desc + '\n\n' + text.document(object, name))
except (ImportError, ErrorDuringImport), value:
print value
"""Display text documentation, given an object or a path to an object."""
try:
object, name = resolve(thing, forceload)
desc = describe(object)
module = inspect.getmodule(object)
if name and '.' in name:
desc += ' in ' + name[:name.rfind('.')]
elif module and module is not object:
desc += ' in module ' + module.__name__
pager(title % desc + '\n\n' + text.document(object, name))
except (ImportError, ErrorDuringImport), value:
print value
 
def writedoc(thing, forceload=0):
"""Write HTML documentation to a file in the current directory."""
try:
object, name = resolve(thing, forceload)
page = html.page(describe(object), html.document(object, name))
file = open(name + '.html', 'w')
file.write(page)
file.close()
print 'wrote', name + '.html'
except (ImportError, ErrorDuringImport), value:
print value
"""Write HTML documentation to a file in the current directory."""
try:
object, name = resolve(thing, forceload)
page = html.page(describe(object), html.document(object, name))
file = open(name + '.html', 'w')
file.write(page)
file.close()
print 'wrote', name + '.html'
except (ImportError, ErrorDuringImport), value:
print value
 
def writedocs(dir, pkgpath='', done=None):
"""Write out HTML documentation for all modules in a directory tree."""
if done is None: done = {}
for file in os.listdir(dir):
path = os.path.join(dir, file)
if ispackage(path):
writedocs(path, pkgpath + file + '.', done)
elif os.path.isfile(path):
modname = inspect.getmodulename(path)
if modname:
if modname == '__init__':
modname = pkgpath[:-1] # remove trailing period
else:
modname = pkgpath + modname
if modname not in done:
done[modname] = 1
writedoc(modname)
"""Write out HTML documentation for all modules in a directory tree."""
if done is None: done = {}
for file in os.listdir(dir):
path = os.path.join(dir, file)
if ispackage(path):
writedocs(path, pkgpath + file + '.', done)
elif os.path.isfile(path):
modname = inspect.getmodulename(path)
if modname:
if modname == '__init__':
modname = pkgpath[:-1] # remove trailing period
else:
modname = pkgpath + modname
if modname not in done:
done[modname] = 1
writedoc(modname)
 
class Helper:
keywords = {
'and': 'BOOLEAN',
'assert': ('ref/assert', ''),
'break': ('ref/break', 'while for'),
'class': ('ref/class', 'CLASSES SPECIALMETHODS'),
'continue': ('ref/continue', 'while for'),
'def': ('ref/function', ''),
'del': ('ref/del', 'BASICMETHODS'),
'elif': 'if',
'else': ('ref/if', 'while for'),
'except': 'try',
'exec': ('ref/exec', ''),
'finally': 'try',
'for': ('ref/for', 'break continue while'),
'from': 'import',
'global': ('ref/global', 'NAMESPACES'),
'if': ('ref/if', 'TRUTHVALUE'),
'import': ('ref/import', 'MODULES'),
'in': ('ref/comparisons', 'SEQUENCEMETHODS2'),
'is': 'COMPARISON',
'lambda': ('ref/lambdas', 'FUNCTIONS'),
'not': 'BOOLEAN',
'or': 'BOOLEAN',
'pass': ('ref/pass', ''),
'print': ('ref/print', ''),
'raise': ('ref/raise', 'EXCEPTIONS'),
'return': ('ref/return', 'FUNCTIONS'),
'try': ('ref/try', 'EXCEPTIONS'),
'while': ('ref/while', 'break continue if TRUTHVALUE'),
'yield': ('ref/yield', ''),
}
keywords = {
'and': 'BOOLEAN',
'assert': ('ref/assert', ''),
'break': ('ref/break', 'while for'),
'class': ('ref/class', 'CLASSES SPECIALMETHODS'),
'continue': ('ref/continue', 'while for'),
'def': ('ref/function', ''),
'del': ('ref/del', 'BASICMETHODS'),
'elif': 'if',
'else': ('ref/if', 'while for'),
'except': 'try',
'exec': ('ref/exec', ''),
'finally': 'try',
'for': ('ref/for', 'break continue while'),
'from': 'import',
'global': ('ref/global', 'NAMESPACES'),
'if': ('ref/if', 'TRUTHVALUE'),
'import': ('ref/import', 'MODULES'),
'in': ('ref/comparisons', 'SEQUENCEMETHODS2'),
'is': 'COMPARISON',
'lambda': ('ref/lambdas', 'FUNCTIONS'),
'not': 'BOOLEAN',
'or': 'BOOLEAN',
'pass': ('ref/pass', ''),
'print': ('ref/print', ''),
'raise': ('ref/raise', 'EXCEPTIONS'),
'return': ('ref/return', 'FUNCTIONS'),
'try': ('ref/try', 'EXCEPTIONS'),
'while': ('ref/while', 'break continue if TRUTHVALUE'),
'yield': ('ref/yield', ''),
}
 
topics = {
'TYPES': ('ref/types', 'STRINGS UNICODE NUMBERS SEQUENCES MAPPINGS FUNCTIONS CLASSES MODULES FILES inspect'),
'STRINGS': ('ref/strings', 'str UNICODE SEQUENCES STRINGMETHODS FORMATTING TYPES'),
'STRINGMETHODS': ('lib/string-methods', 'STRINGS FORMATTING'),
'FORMATTING': ('lib/typesseq-strings', 'OPERATORS'),
'UNICODE': ('ref/strings', 'encodings unicode SEQUENCES STRINGMETHODS FORMATTING TYPES'),
'NUMBERS': ('ref/numbers', 'INTEGER FLOAT COMPLEX TYPES'),
'INTEGER': ('ref/integers', 'int range'),
'FLOAT': ('ref/floating', 'float math'),
'COMPLEX': ('ref/imaginary', 'complex cmath'),
'SEQUENCES': ('lib/typesseq', 'STRINGMETHODS FORMATTING xrange LISTS'),
'MAPPINGS': 'DICTIONARIES',
'FUNCTIONS': ('lib/typesfunctions', 'def TYPES'),
'METHODS': ('lib/typesmethods', 'class def CLASSES TYPES'),
'CODEOBJECTS': ('lib/bltin-code-objects', 'compile FUNCTIONS TYPES'),
'TYPEOBJECTS': ('lib/bltin-type-objects', 'types TYPES'),
'FRAMEOBJECTS': 'TYPES',
'TRACEBACKS': 'TYPES',
'NONE': ('lib/bltin-null-object', ''),
'ELLIPSIS': ('lib/bltin-ellipsis-object', 'SLICINGS'),
'FILES': ('lib/bltin-file-objects', ''),
'SPECIALATTRIBUTES': ('lib/specialattrs', ''),
'CLASSES': ('ref/types', 'class SPECIALMETHODS PRIVATENAMES'),
'MODULES': ('lib/typesmodules', 'import'),
'PACKAGES': 'import',
'EXPRESSIONS': ('ref/summary', 'lambda or and not in is BOOLEAN COMPARISON BITWISE SHIFTING BINARY FORMATTING POWER UNARY ATTRIBUTES SUBSCRIPTS SLICINGS CALLS TUPLES LISTS DICTIONARIES BACKQUOTES'),
'OPERATORS': 'EXPRESSIONS',
'PRECEDENCE': 'EXPRESSIONS',
'OBJECTS': ('ref/objects', 'TYPES'),
'SPECIALMETHODS': ('ref/specialnames', 'BASICMETHODS ATTRIBUTEMETHODS CALLABLEMETHODS SEQUENCEMETHODS1 MAPPINGMETHODS SEQUENCEMETHODS2 NUMBERMETHODS CLASSES'),
'BASICMETHODS': ('ref/customization', 'cmp hash repr str SPECIALMETHODS'),
'ATTRIBUTEMETHODS': ('ref/attribute-access', 'ATTRIBUTES SPECIALMETHODS'),
'CALLABLEMETHODS': ('ref/callable-types', 'CALLS SPECIALMETHODS'),
'SEQUENCEMETHODS1': ('ref/sequence-types', 'SEQUENCES SEQUENCEMETHODS2 SPECIALMETHODS'),
'SEQUENCEMETHODS2': ('ref/sequence-methods', 'SEQUENCES SEQUENCEMETHODS1 SPECIALMETHODS'),
'MAPPINGMETHODS': ('ref/sequence-types', 'MAPPINGS SPECIALMETHODS'),
'NUMBERMETHODS': ('ref/numeric-types', 'NUMBERS AUGMENTEDASSIGNMENT SPECIALMETHODS'),
'EXECUTION': ('ref/execmodel', 'NAMESPACES DYNAMICFEATURES EXCEPTIONS'),
'NAMESPACES': ('ref/naming', 'global ASSIGNMENT DELETION DYNAMICFEATURES'),
'DYNAMICFEATURES': ('ref/dynamic-features', ''),
'SCOPING': 'NAMESPACES',
'FRAMES': 'NAMESPACES',
'EXCEPTIONS': ('ref/exceptions', 'try except finally raise'),
'COERCIONS': ('ref/coercion-rules','CONVERSIONS'),
'CONVERSIONS': ('ref/conversions', 'COERCIONS'),
'IDENTIFIERS': ('ref/identifiers', 'keywords SPECIALIDENTIFIERS'),
'SPECIALIDENTIFIERS': ('ref/id-classes', ''),
'PRIVATENAMES': ('ref/atom-identifiers', ''),
'LITERALS': ('ref/atom-literals', 'STRINGS BACKQUOTES NUMBERS TUPLELITERALS LISTLITERALS DICTIONARYLITERALS'),
'TUPLES': 'SEQUENCES',
'TUPLELITERALS': ('ref/exprlists', 'TUPLES LITERALS'),
'LISTS': ('lib/typesseq-mutable', 'LISTLITERALS'),
'LISTLITERALS': ('ref/lists', 'LISTS LITERALS'),
'DICTIONARIES': ('lib/typesmapping', 'DICTIONARYLITERALS'),
'DICTIONARYLITERALS': ('ref/dict', 'DICTIONARIES LITERALS'),
'BACKQUOTES': ('ref/string-conversions', 'repr str STRINGS LITERALS'),
'ATTRIBUTES': ('ref/attribute-references', 'getattr hasattr setattr ATTRIBUTEMETHODS'),
'SUBSCRIPTS': ('ref/subscriptions', 'SEQUENCEMETHODS1'),
'SLICINGS': ('ref/slicings', 'SEQUENCEMETHODS2'),
'CALLS': ('ref/calls', 'EXPRESSIONS'),
'POWER': ('ref/power', 'EXPRESSIONS'),
'UNARY': ('ref/unary', 'EXPRESSIONS'),
'BINARY': ('ref/binary', 'EXPRESSIONS'),
'SHIFTING': ('ref/shifting', 'EXPRESSIONS'),
'BITWISE': ('ref/bitwise', 'EXPRESSIONS'),
'COMPARISON': ('ref/comparisons', 'EXPRESSIONS BASICMETHODS'),
'BOOLEAN': ('ref/Booleans', 'EXPRESSIONS TRUTHVALUE'),
'ASSERTION': 'assert',
'ASSIGNMENT': ('ref/assignment', 'AUGMENTEDASSIGNMENT'),
'AUGMENTEDASSIGNMENT': ('ref/augassign', 'NUMBERMETHODS'),
'DELETION': 'del',
'PRINTING': 'print',
'RETURNING': 'return',
'IMPORTING': 'import',
'CONDITIONAL': 'if',
'LOOPING': ('ref/compound', 'for while break continue'),
'TRUTHVALUE': ('lib/truth', 'if while and or not BASICMETHODS'),
'DEBUGGING': ('lib/module-pdb', 'pdb'),
}
topics = {
'TYPES': ('ref/types', 'STRINGS UNICODE NUMBERS SEQUENCES MAPPINGS FUNCTIONS CLASSES MODULES FILES inspect'),
'STRINGS': ('ref/strings', 'str UNICODE SEQUENCES STRINGMETHODS FORMATTING TYPES'),
'STRINGMETHODS': ('lib/string-methods', 'STRINGS FORMATTING'),
'FORMATTING': ('lib/typesseq-strings', 'OPERATORS'),
'UNICODE': ('ref/strings', 'encodings unicode SEQUENCES STRINGMETHODS FORMATTING TYPES'),
'NUMBERS': ('ref/numbers', 'INTEGER FLOAT COMPLEX TYPES'),
'INTEGER': ('ref/integers', 'int range'),
'FLOAT': ('ref/floating', 'float math'),
'COMPLEX': ('ref/imaginary', 'complex cmath'),
'SEQUENCES': ('lib/typesseq', 'STRINGMETHODS FORMATTING xrange LISTS'),
'MAPPINGS': 'DICTIONARIES',
'FUNCTIONS': ('lib/typesfunctions', 'def TYPES'),
'METHODS': ('lib/typesmethods', 'class def CLASSES TYPES'),
'CODEOBJECTS': ('lib/bltin-code-objects', 'compile FUNCTIONS TYPES'),
'TYPEOBJECTS': ('lib/bltin-type-objects', 'types TYPES'),
'FRAMEOBJECTS': 'TYPES',
'TRACEBACKS': 'TYPES',
'NONE': ('lib/bltin-null-object', ''),
'ELLIPSIS': ('lib/bltin-ellipsis-object', 'SLICINGS'),
'FILES': ('lib/bltin-file-objects', ''),
'SPECIALATTRIBUTES': ('lib/specialattrs', ''),
'CLASSES': ('ref/types', 'class SPECIALMETHODS PRIVATENAMES'),
'MODULES': ('lib/typesmodules', 'import'),
'PACKAGES': 'import',
'EXPRESSIONS': ('ref/summary', 'lambda or and not in is BOOLEAN COMPARISON BITWISE SHIFTING BINARY FORMATTING POWER UNARY ATTRIBUTES SUBSCRIPTS SLICINGS CALLS TUPLES LISTS DICTIONARIES BACKQUOTES'),
'OPERATORS': 'EXPRESSIONS',
'PRECEDENCE': 'EXPRESSIONS',
'OBJECTS': ('ref/objects', 'TYPES'),
'SPECIALMETHODS': ('ref/specialnames', 'BASICMETHODS ATTRIBUTEMETHODS CALLABLEMETHODS SEQUENCEMETHODS1 MAPPINGMETHODS SEQUENCEMETHODS2 NUMBERMETHODS CLASSES'),
'BASICMETHODS': ('ref/customization', 'cmp hash repr str SPECIALMETHODS'),
'ATTRIBUTEMETHODS': ('ref/attribute-access', 'ATTRIBUTES SPECIALMETHODS'),
'CALLABLEMETHODS': ('ref/callable-types', 'CALLS SPECIALMETHODS'),
'SEQUENCEMETHODS1': ('ref/sequence-types', 'SEQUENCES SEQUENCEMETHODS2 SPECIALMETHODS'),
'SEQUENCEMETHODS2': ('ref/sequence-methods', 'SEQUENCES SEQUENCEMETHODS1 SPECIALMETHODS'),
'MAPPINGMETHODS': ('ref/sequence-types', 'MAPPINGS SPECIALMETHODS'),
'NUMBERMETHODS': ('ref/numeric-types', 'NUMBERS AUGMENTEDASSIGNMENT SPECIALMETHODS'),
'EXECUTION': ('ref/execmodel', 'NAMESPACES DYNAMICFEATURES EXCEPTIONS'),
'NAMESPACES': ('ref/naming', 'global ASSIGNMENT DELETION DYNAMICFEATURES'),
'DYNAMICFEATURES': ('ref/dynamic-features', ''),
'SCOPING': 'NAMESPACES',
'FRAMES': 'NAMESPACES',
'EXCEPTIONS': ('ref/exceptions', 'try except finally raise'),
'COERCIONS': ('ref/coercion-rules','CONVERSIONS'),
'CONVERSIONS': ('ref/conversions', 'COERCIONS'),
'IDENTIFIERS': ('ref/identifiers', 'keywords SPECIALIDENTIFIERS'),
'SPECIALIDENTIFIERS': ('ref/id-classes', ''),
'PRIVATENAMES': ('ref/atom-identifiers', ''),
'LITERALS': ('ref/atom-literals', 'STRINGS BACKQUOTES NUMBERS TUPLELITERALS LISTLITERALS DICTIONARYLITERALS'),
'TUPLES': 'SEQUENCES',
'TUPLELITERALS': ('ref/exprlists', 'TUPLES LITERALS'),
'LISTS': ('lib/typesseq-mutable', 'LISTLITERALS'),
'LISTLITERALS': ('ref/lists', 'LISTS LITERALS'),
'DICTIONARIES': ('lib/typesmapping', 'DICTIONARYLITERALS'),
'DICTIONARYLITERALS': ('ref/dict', 'DICTIONARIES LITERALS'),
'BACKQUOTES': ('ref/string-conversions', 'repr str STRINGS LITERALS'),
'ATTRIBUTES': ('ref/attribute-references', 'getattr hasattr setattr ATTRIBUTEMETHODS'),
'SUBSCRIPTS': ('ref/subscriptions', 'SEQUENCEMETHODS1'),
'SLICINGS': ('ref/slicings', 'SEQUENCEMETHODS2'),
'CALLS': ('ref/calls', 'EXPRESSIONS'),
'POWER': ('ref/power', 'EXPRESSIONS'),
'UNARY': ('ref/unary', 'EXPRESSIONS'),
'BINARY': ('ref/binary', 'EXPRESSIONS'),
'SHIFTING': ('ref/shifting', 'EXPRESSIONS'),
'BITWISE': ('ref/bitwise', 'EXPRESSIONS'),
'COMPARISON': ('ref/comparisons', 'EXPRESSIONS BASICMETHODS'),
'BOOLEAN': ('ref/Booleans', 'EXPRESSIONS TRUTHVALUE'),
'ASSERTION': 'assert',
'ASSIGNMENT': ('ref/assignment', 'AUGMENTEDASSIGNMENT'),
'AUGMENTEDASSIGNMENT': ('ref/augassign', 'NUMBERMETHODS'),
'DELETION': 'del',
'PRINTING': 'print',
'RETURNING': 'return',
'IMPORTING': 'import',
'CONDITIONAL': 'if',
'LOOPING': ('ref/compound', 'for while break continue'),
'TRUTHVALUE': ('lib/truth', 'if while and or not BASICMETHODS'),
'DEBUGGING': ('lib/module-pdb', 'pdb'),
}
 
def __init__(self, input, output):
self.input = input
self.output = output
self.docdir = None
execdir = os.path.dirname(sys.executable)
homedir = os.environ.get('PYTHONHOME')
for dir in [os.environ.get('PYTHONDOCS'),
homedir and os.path.join(homedir, 'doc'),
os.path.join(execdir, 'doc'),
'/usr/doc/python-docs-' + split(sys.version)[0],
'/usr/doc/python-' + split(sys.version)[0],
'/usr/doc/python-docs-' + sys.version[:3],
'/usr/doc/python-' + sys.version[:3],
os.path.join(sys.prefix, 'Resources/English.lproj/Documentation')]:
if dir and os.path.isdir(os.path.join(dir, 'lib')):
self.docdir = dir
def __init__(self, input, output):
self.input = input
self.output = output
self.docdir = None
execdir = os.path.dirname(sys.executable)
homedir = os.environ.get('PYTHONHOME')
for dir in [os.environ.get('PYTHONDOCS'),
homedir and os.path.join(homedir, 'doc'),
os.path.join(execdir, 'doc'),
'/usr/doc/python-docs-' + split(sys.version)[0],
'/usr/doc/python-' + split(sys.version)[0],
'/usr/doc/python-docs-' + sys.version[:3],
'/usr/doc/python-' + sys.version[:3],
os.path.join(sys.prefix, 'Resources/English.lproj/Documentation')]:
if dir and os.path.isdir(os.path.join(dir, 'lib')):
self.docdir = dir
 
def __repr__(self):
if inspect.stack()[1][3] == '?':
self()
return ''
return '<pydoc.Helper instance>'
def __repr__(self):
if inspect.stack()[1][3] == '?':
self()
return ''
return '<pydoc.Helper instance>'
 
def __call__(self, request=None):
if request is not None:
self.help(request)
else:
self.intro()
self.interact()
self.output.write('''
def __call__(self, request=None):
if request is not None:
self.help(request)
else:
self.intro()
self.interact()
self.output.write('''
You are now leaving help and returning to the Python interpreter.
If you want to ask for help on a particular object directly from the
interpreter, you can type "help(object)". Executing "help('string')"
1511,36 → 1507,36
has the same effect as typing a particular string at the help> prompt.
''')
 
def interact(self):
self.output.write('\n')
while True:
self.output.write('help> ')
self.output.flush()
try:
request = self.input.readline()
if not request: break
except KeyboardInterrupt: break
request = strip(replace(request, '"', '', "'", ''))
if lower(request) in ['q', 'quit']: break
self.help(request)
def interact(self):
self.output.write('\n')
while True:
self.output.write('help> ')
self.output.flush()
try:
request = self.input.readline()
if not request: break
except KeyboardInterrupt: break
request = strip(replace(request, '"', '', "'", ''))
if lower(request) in ['q', 'quit']: break
self.help(request)
 
def help(self, request):
if type(request) is type(''):
if request == 'help': self.intro()
elif request == 'keywords': self.listkeywords()
elif request == 'topics': self.listtopics()
elif request == 'modules': self.listmodules()
elif request[:8] == 'modules ':
self.listmodules(split(request)[1])
elif request in self.keywords: self.showtopic(request)
elif request in self.topics: self.showtopic(request)
elif request: doc(request, 'Help on %s:')
elif isinstance(request, Helper): self()
else: doc(request, 'Help on %s:')
self.output.write('\n')
def help(self, request):
if type(request) is type(''):
if request == 'help': self.intro()
elif request == 'keywords': self.listkeywords()
elif request == 'topics': self.listtopics()
elif request == 'modules': self.listmodules()
elif request[:8] == 'modules ':
self.listmodules(split(request)[1])
elif request in self.keywords: self.showtopic(request)
elif request in self.topics: self.showtopic(request)
elif request: doc(request, 'Help on %s:')
elif isinstance(request, Helper): self()
else: doc(request, 'Help on %s:')
self.output.write('\n')
 
def intro(self):
self.output.write('''
def intro(self):
self.output.write('''
Welcome to Python %s! This is the online help utility.
 
If this is your first time using Python, you should definitely check out
1556,100 → 1552,100
such as "spam", type "modules spam".
''' % sys.version[:3])
 
def list(self, items, columns=4, width=80):
items = items[:]
items.sort()
colw = width / columns
rows = (len(items) + columns - 1) / columns
for row in range(rows):
for col in range(columns):
i = col * rows + row
if i < len(items):
self.output.write(items[i])
if col < columns - 1:
self.output.write(' ' + ' ' * (colw-1 - len(items[i])))
self.output.write('\n')
def list(self, items, columns=4, width=80):
items = items[:]
items.sort()
colw = width / columns
rows = (len(items) + columns - 1) / columns
for row in range(rows):
for col in range(columns):
i = col * rows + row
if i < len(items):
self.output.write(items[i])
if col < columns - 1:
self.output.write(' ' + ' ' * (colw-1 - len(items[i])))
self.output.write('\n')
 
def listkeywords(self):
self.output.write('''
def listkeywords(self):
self.output.write('''
Here is a list of the Python keywords. Enter any keyword to get more help.
 
''')
self.list(self.keywords.keys())
self.list(self.keywords.keys())
 
def listtopics(self):
self.output.write('''
def listtopics(self):
self.output.write('''
Here is a list of available topics. Enter any topic name to get more help.
 
''')
self.list(self.topics.keys())
self.list(self.topics.keys())
 
def showtopic(self, topic):
if not self.docdir:
self.output.write('''
def showtopic(self, topic):
if not self.docdir:
self.output.write('''
Sorry, topic and keyword documentation is not available because the Python
HTML documentation files could not be found. If you have installed them,
please set the environment variable PYTHONDOCS to indicate their location.
''')
return
target = self.topics.get(topic, self.keywords.get(topic))
if not target:
self.output.write('no documentation found for %s\n' % repr(topic))
return
if type(target) is type(''):
return self.showtopic(target)
return
target = self.topics.get(topic, self.keywords.get(topic))
if not target:
self.output.write('no documentation found for %s\n' % repr(topic))
return
if type(target) is type(''):
return self.showtopic(target)
 
filename, xrefs = target
filename = self.docdir + '/' + filename + '.html'
try:
file = open(filename)
except:
self.output.write('could not read docs from %s\n' % filename)
return
filename, xrefs = target
filename = self.docdir + '/' + filename + '.html'
try:
file = open(filename)
except:
self.output.write('could not read docs from %s\n' % filename)
return
 
divpat = re.compile('<div[^>]*navigat.*?</div.*?>', re.I | re.S)
addrpat = re.compile('<address.*?>.*?</address.*?>', re.I | re.S)
document = re.sub(addrpat, '', re.sub(divpat, '', file.read()))
file.close()
divpat = re.compile('<div[^>]*navigat.*?</div.*?>', re.I | re.S)
addrpat = re.compile('<address.*?>.*?</address.*?>', re.I | re.S)
document = re.sub(addrpat, '', re.sub(divpat, '', file.read()))
file.close()
 
import htmllib, formatter, StringIO
buffer = StringIO.StringIO()
parser = htmllib.HTMLParser(
formatter.AbstractFormatter(formatter.DumbWriter(buffer)))
parser.start_table = parser.do_p
parser.end_table = lambda parser=parser: parser.do_p({})
parser.start_tr = parser.do_br
parser.start_td = parser.start_th = lambda a, b=buffer: b.write('\t')
parser.feed(document)
buffer = replace(buffer.getvalue(), '\xa0', ' ', '\n', '\n ')
pager(' ' + strip(buffer) + '\n')
if xrefs:
buffer = StringIO.StringIO()
formatter.DumbWriter(buffer).send_flowing_data(
'Related help topics: ' + join(split(xrefs), ', ') + '\n')
self.output.write('\n%s\n' % buffer.getvalue())
import htmllib, formatter, StringIO
buffer = StringIO.StringIO()
parser = htmllib.HTMLParser(
formatter.AbstractFormatter(formatter.DumbWriter(buffer)))
parser.start_table = parser.do_p
parser.end_table = lambda parser=parser: parser.do_p({})
parser.start_tr = parser.do_br
parser.start_td = parser.start_th = lambda a, b=buffer: b.write('\t')
parser.feed(document)
buffer = replace(buffer.getvalue(), '\xa0', ' ', '\n', '\n ')
pager(' ' + strip(buffer) + '\n')
if xrefs:
buffer = StringIO.StringIO()
formatter.DumbWriter(buffer).send_flowing_data(
'Related help topics: ' + join(split(xrefs), ', ') + '\n')
self.output.write('\n%s\n' % buffer.getvalue())
 
def listmodules(self, key=''):
if key:
self.output.write('''
def listmodules(self, key=''):
if key:
self.output.write('''
Here is a list of matching modules. Enter any module name to get more help.
 
''')
apropos(key)
else:
self.output.write('''
apropos(key)
else:
self.output.write('''
Please wait a moment while I gather a list of all available modules...
 
''')
modules = {}
def callback(path, modname, desc, modules=modules):
if modname and modname[-9:] == '.__init__':
modname = modname[:-9] + ' (package)'
if find(modname, '.') < 0:
modules[modname] = 1
ModuleScanner().run(callback)
self.list(modules.keys())
self.output.write('''
modules = {}
def callback(path, modname, desc, modules=modules):
if modname and modname[-9:] == '.__init__':
modname = modname[:-9] + ' (package)'
if find(modname, '.') < 0:
modules[modname] = 1
ModuleScanner().run(callback)
self.list(modules.keys())
self.output.write('''
Enter any module name to get more help. Or, type "modules spam" to search
for modules whose descriptions contain the word "spam".
''')
1657,95 → 1653,95
help = Helper(sys.stdin, sys.stdout)
 
class Scanner:
"""A generic tree iterator."""
def __init__(self, roots, children, descendp):
self.roots = roots[:]
self.state = []
self.children = children
self.descendp = descendp
"""A generic tree iterator."""
def __init__(self, roots, children, descendp):
self.roots = roots[:]
self.state = []
self.children = children
self.descendp = descendp
 
def next(self):
if not self.state:
if not self.roots:
return None
root = self.roots.pop(0)
self.state = [(root, self.children(root))]
node, children = self.state[-1]
if not children:
self.state.pop()
return self.next()
child = children.pop(0)
if self.descendp(child):
self.state.append((child, self.children(child)))
return child
def next(self):
if not self.state:
if not self.roots:
return None
root = self.roots.pop(0)
self.state = [(root, self.children(root))]
node, children = self.state[-1]
if not children:
self.state.pop()
return self.next()
child = children.pop(0)
if self.descendp(child):
self.state.append((child, self.children(child)))
return child
 
class ModuleScanner(Scanner):
"""An interruptible scanner that searches module synopses."""
def __init__(self):
roots = map(lambda dir: (dir, ''), pathdirs())
Scanner.__init__(self, roots, self.submodules, self.isnewpackage)
self.inodes = map(lambda (dir, pkg): os.stat(dir).st_ino, roots)
"""An interruptible scanner that searches module synopses."""
def __init__(self):
roots = map(lambda dir: (dir, ''), pathdirs())
Scanner.__init__(self, roots, self.submodules, self.isnewpackage)
self.inodes = map(lambda (dir, pkg): os.stat(dir).st_ino, roots)
 
def submodules(self, (dir, package)):
children = []
for file in os.listdir(dir):
path = os.path.join(dir, file)
if ispackage(path):
children.append((path, package + (package and '.') + file))
else:
children.append((path, package))
children.sort() # so that spam.py comes before spam.pyc or spam.pyo
return children
def submodules(self, (dir, package)):
children = []
for file in os.listdir(dir):
path = os.path.join(dir, file)
if ispackage(path):
children.append((path, package + (package and '.') + file))
else:
children.append((path, package))
children.sort() # so that spam.py comes before spam.pyc or spam.pyo
return children
 
def isnewpackage(self, (dir, package)):
inode = os.path.exists(dir) and os.stat(dir).st_ino
if not (os.path.islink(dir) and inode in self.inodes):
self.inodes.append(inode) # detect circular symbolic links
return ispackage(dir)
return False
def isnewpackage(self, (dir, package)):
inode = os.path.exists(dir) and os.stat(dir).st_ino
if not (os.path.islink(dir) and inode in self.inodes):
self.inodes.append(inode) # detect circular symbolic links
return ispackage(dir)
return False
 
def run(self, callback, key=None, completer=None):
if key: key = lower(key)
self.quit = False
seen = {}
def run(self, callback, key=None, completer=None):
if key: key = lower(key)
self.quit = False
seen = {}
 
for modname in sys.builtin_module_names:
if modname != '__main__':
seen[modname] = 1
if key is None:
callback(None, modname, '')
else:
desc = split(__import__(modname).__doc__ or '', '\n')[0]
if find(lower(modname + ' - ' + desc), key) >= 0:
callback(None, modname, desc)
for modname in sys.builtin_module_names:
if modname != '__main__':
seen[modname] = 1
if key is None:
callback(None, modname, '')
else:
desc = split(__import__(modname).__doc__ or '', '\n')[0]
if find(lower(modname + ' - ' + desc), key) >= 0:
callback(None, modname, desc)
 
while not self.quit:
node = self.next()
if not node: break
path, package = node
modname = inspect.getmodulename(path)
if os.path.isfile(path) and modname:
modname = package + (package and '.') + modname
if not modname in seen:
seen[modname] = 1 # if we see spam.py, skip spam.pyc
if key is None:
callback(path, modname, '')
else:
desc = synopsis(path) or ''
if find(lower(modname + ' - ' + desc), key) >= 0:
callback(path, modname, desc)
if completer: completer()
while not self.quit:
node = self.next()
if not node: break
path, package = node
modname = inspect.getmodulename(path)
if os.path.isfile(path) and modname:
modname = package + (package and '.') + modname
if not modname in seen:
seen[modname] = 1 # if we see spam.py, skip spam.pyc
if key is None:
callback(path, modname, '')
else:
desc = synopsis(path) or ''
if find(lower(modname + ' - ' + desc), key) >= 0:
callback(path, modname, desc)
if completer: completer()
 
def apropos(key):
"""Print all the one-line module summaries that contain a substring."""
def callback(path, modname, desc):
if modname[-9:] == '.__init__':
modname = modname[:-9] + ' (package)'
print modname, desc and '- ' + desc
try: import warnings
except ImportError: pass
else: warnings.filterwarnings('ignore') # ignore problems during import
ModuleScanner().run(callback, key)
"""Print all the one-line module summaries that contain a substring."""
def callback(path, modname, desc):
if modname[-9:] == '.__init__':
modname = modname[:-9] + ' (package)'
print modname, desc and '- ' + desc
try: import warnings
except ImportError: pass
else: warnings.filterwarnings('ignore') # ignore problems during import
ModuleScanner().run(callback, key)
 
 
################################################## make it