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Use imp.get_suffixes to determine a module name in modulename(file).

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When possible, display strings containing backslashes using r'' notation.
This commit is contained in:
Ka-Ping Yee 2001-03-02 01:19:14 +00:00
parent 7fc49a4441
commit a2fe103c9b
1 changed files with 25 additions and 7 deletions
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32
Lib/pydoc.py
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@ -127,10 +127,13 @@ def stripid(text):
def modulename(path):
"""Return the Python module name for a given path, or None."""
filename = os.path.basename(path)
for ending in ['.py', '.pyc', '.pyd', '.pyo',
'module.so', 'module.so.1', '.so']:
if len(filename) > len(ending) and filename[-len(ending):] == ending:
return filename[:-len(ending)]
suffixes = map(lambda (suffix, mode, kind): (len(suffix), suffix),
imp.get_suffixes())
suffixes.sort()
suffixes.reverse() # try longest suffixes first, in case they overlap
for length, suffix in suffixes:
if len(filename) > length and filename[-length:] == suffix:
return filename[:-length]
class DocImportError(Exception):
"""Class for errors while trying to import something to document it."""
@ -205,9 +208,15 @@ def repr1(self, x, level):
return self.escape(cram(stripid(repr(x)), self.maxother))
def repr_string(self, x, level):
text = self.escape(cram(x, self.maxstring))
return re.sub(r'((\\[\\abfnrtv]|\\x..|\\u....)+)',
r'<font color="#c040c0">\1</font>', repr(text))
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\'"]|\\x..|\\u....)+)',
r'<font color="#c040c0">\1</font>',
self.escape(testrepr))
def repr_instance(self, x, level):
try:
@ -596,6 +605,15 @@ def repr1(self, x, level):
else:
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_instance(self, x, level):
try:
return cram(stripid(repr(x)), self.maxstring)