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- # Source Generated with Decompyle++
- # File: in.pyc (Python 2.6)
-
- '''Common pathname manipulations, WindowsNT/95 version.
-
- Instead of importing this module directly, import os and refer to this
- module as os.path.
- '''
- import os
- import sys
- import stat
- import genericpath
- import warnings
- from genericpath import *
- __all__ = [
- 'normcase',
- 'isabs',
- 'join',
- 'splitdrive',
- 'split',
- 'splitext',
- 'basename',
- 'dirname',
- 'commonprefix',
- 'getsize',
- 'getmtime',
- 'getatime',
- 'getctime',
- 'islink',
- 'exists',
- 'lexists',
- 'isdir',
- 'isfile',
- 'ismount',
- 'walk',
- 'expanduser',
- 'expandvars',
- 'normpath',
- 'abspath',
- 'splitunc',
- 'curdir',
- 'pardir',
- 'sep',
- 'pathsep',
- 'defpath',
- 'altsep',
- 'extsep',
- 'devnull',
- 'realpath',
- 'supports_unicode_filenames',
- 'relpath']
- curdir = '.'
- pardir = '..'
- extsep = '.'
- sep = '\\'
- pathsep = ';'
- altsep = '/'
- defpath = '.;C:\\bin'
- if 'ce' in sys.builtin_module_names:
- defpath = '\\Windows'
- elif 'os2' in sys.builtin_module_names:
- altsep = '/'
-
- devnull = 'nul'
-
- def normcase(s):
- '''Normalize case of pathname.
-
- Makes all characters lowercase and all slashes into backslashes.'''
- return s.replace('/', '\\').lower()
-
-
- def isabs(s):
- '''Test whether a path is absolute'''
- s = splitdrive(s)[1]
- if s != '':
- pass
- return s[:1] in '/\\'
-
-
- def join(a, *p):
- '''Join two or more pathname components, inserting "\\" as needed.
- If any component is an absolute path, all previous path components
- will be discarded.'''
- path = a
- for b in p:
- b_wins = 0
- if path == '':
- b_wins = 1
- elif isabs(b):
- if path[1:2] != ':' or b[1:2] == ':':
- b_wins = 1
- elif (len(path) > 3 or len(path) == 3) and path[-1] not in '/\\':
- b_wins = 1
-
-
- if b_wins:
- path = b
- continue
- if not len(path) > 0:
- raise AssertionError
- if path[-1] in '/\\':
- if b and b[0] in '/\\':
- path += b[1:]
- else:
- path += b
- b[0] in '/\\'
- if path[-1] == ':':
- path += b
- continue
- len(path) > 0
- if b:
- if b[0] in '/\\':
- path += b
- else:
- path += '\\' + b
- b[0] in '/\\'
- path += '\\'
-
- return path
-
-
- def splitdrive(p):
- '''Split a pathname into drive and path specifiers. Returns a 2-tuple
- "(drive,path)"; either part may be empty'''
- if p[1:2] == ':':
- return (p[0:2], p[2:])
- return ('', p)
-
-
- def splitunc(p):
- """Split a pathname into UNC mount point and relative path specifiers.
-
- Return a 2-tuple (unc, rest); either part may be empty.
- If unc is not empty, it has the form '//host/mount' (or similar
- using backslashes). unc+rest is always the input path.
- Paths containing drive letters never have an UNC part.
- """
- if p[1:2] == ':':
- return ('', p)
- firstTwo = p[0:2]
- if firstTwo == '//' or firstTwo == '\\\\':
- normp = normcase(p)
- index = normp.find('\\', 2)
- if index == -1:
- return ('', p)
- index = normp.find('\\', index + 1)
- return (p[:index], p[index:])
- return ('', p)
-
-
- def split(p):
- '''Split a pathname.
-
- Return tuple (head, tail) where tail is everything after the final slash.
- Either part may be empty.'''
- (d, p) = splitdrive(p)
- i = len(p)
- while i and p[i - 1] not in '/\\':
- i = i - 1
- head = p[:i]
- tail = p[i:]
- head2 = head
- while head2 and head2[-1] in '/\\':
- head2 = head2[:-1]
- if not head2:
- pass
- head = head
- return (d + head, tail)
-
-
- def splitext(p):
- return genericpath._splitext(p, sep, altsep, extsep)
-
- splitext.__doc__ = genericpath._splitext.__doc__
-
- def basename(p):
- '''Returns the final component of a pathname'''
- return split(p)[1]
-
-
- def dirname(p):
- '''Returns the directory component of a pathname'''
- return split(p)[0]
-
-
- def islink(path):
- '''Test for symbolic link.
- On WindowsNT/95 and OS/2 always returns false
- '''
- return False
-
- lexists = exists
-
- def ismount(path):
- '''Test whether a path is a mount point (defined as root of drive)'''
- (unc, rest) = splitunc(path)
- if unc:
- return rest in ('', '/', '\\')
- p = splitdrive(path)[1]
- if len(p) == 1:
- pass
- return p[0] in '/\\'
-
-
- def walk(top, func, arg):
- """Directory tree walk with callback function.
-
- For each directory in the directory tree rooted at top (including top
- itself, but excluding '.' and '..'), call func(arg, dirname, fnames).
- dirname is the name of the directory, and fnames a list of the names of
- the files and subdirectories in dirname (excluding '.' and '..'). func
- may modify the fnames list in-place (e.g. via del or slice assignment),
- and walk will only recurse into the subdirectories whose names remain in
- fnames; this can be used to implement a filter, or to impose a specific
- order of visiting. No semantics are defined for, or required of, arg,
- beyond that arg is always passed to func. It can be used, e.g., to pass
- a filename pattern, or a mutable object designed to accumulate
- statistics. Passing None for arg is common."""
- warnings.warnpy3k('In 3.x, os.path.walk is removed in favor of os.walk.', stacklevel = 2)
-
- try:
- names = os.listdir(top)
- except os.error:
- return None
-
- func(arg, top, names)
- for name in names:
- name = join(top, name)
- if isdir(name):
- walk(name, func, arg)
- continue
-
-
-
- def expanduser(path):
- '''Expand ~ and ~user constructs.
-
- If user or $HOME is unknown, do nothing.'''
- if path[:1] != '~':
- return path
- i = 1
- n = len(path)
- while i < n and path[i] not in '/\\':
- i = i + 1
- continue
- path[:1] != '~'
- if 'HOME' in os.environ:
- userhome = os.environ['HOME']
- elif 'USERPROFILE' in os.environ:
- userhome = os.environ['USERPROFILE']
- elif 'HOMEPATH' not in os.environ:
- return path
-
- try:
- drive = os.environ['HOMEDRIVE']
- except KeyError:
- drive = ''
-
- userhome = join(drive, os.environ['HOMEPATH'])
- if i != 1:
- userhome = join(dirname(userhome), path[1:i])
-
- return userhome + path[i:]
-
-
- def expandvars(path):
- '''Expand shell variables of the forms $var, ${var} and %var%.
-
- Unknown variables are left unchanged.'''
- if '$' not in path and '%' not in path:
- return path
- import string
- varchars = string.ascii_letters + string.digits + '_-'
- res = ''
- index = 0
- pathlen = len(path)
- while index < pathlen:
- c = path[index]
- if c == "'":
- path = path[index + 1:]
- pathlen = len(path)
-
- try:
- index = path.index("'")
- res = res + "'" + path[:index + 1]
- except ValueError:
- '%' not in path
- '%' not in path
- res = res + path
- index = pathlen - 1
- except:
- '%' not in path<EXCEPTION MATCH>ValueError
-
-
- '%' not in path
- if c == '%':
- if path[index + 1:index + 2] == '%':
- res = res + c
- index = index + 1
- else:
- path = path[index + 1:]
- pathlen = len(path)
-
- try:
- index = path.index('%')
- except ValueError:
- '%' not in path
- '%' not in path
- res = res + '%' + path
- index = pathlen - 1
- except:
- '%' not in path
-
- var = path[:index]
- if var in os.environ:
- res = res + os.environ[var]
- else:
- res = res + '%' + var + '%'
- elif c == '$':
- if path[index + 1:index + 2] == '$':
- res = res + c
- index = index + 1
- elif path[index + 1:index + 2] == '{':
- path = path[index + 2:]
- pathlen = len(path)
-
- try:
- index = path.index('}')
- var = path[:index]
- if var in os.environ:
- res = res + os.environ[var]
- else:
- res = res + '${' + var + '}'
- except ValueError:
- '%' not in path
- '%' not in path
- res = res + '${' + path
- index = pathlen - 1
- except:
- '%' not in path<EXCEPTION MATCH>ValueError
-
-
- '%' not in path<EXCEPTION MATCH>ValueError
- var = ''
- index = index + 1
- c = path[index:index + 1]
- while c != '' and c in varchars:
- var = var + c
- index = index + 1
- c = path[index:index + 1]
- continue
- '%' not in path
- if var in os.environ:
- res = res + os.environ[var]
- else:
- res = res + '$' + var
- if c != '':
- index = index - 1
-
- else:
- res = res + c
- index = index + 1
- return res
-
-
- def normpath(path):
- '''Normalize path, eliminating double slashes, etc.'''
- (backslash, dot) = None if isinstance(path, unicode) else ('\\', '.')
- path = path.replace('/', '\\')
- (prefix, path) = splitdrive(path)
- if prefix == '':
- while path[:1] == '\\':
- prefix = prefix + backslash
- path = path[1:]
- elif path.startswith('\\'):
- prefix = prefix + backslash
- path = path.lstrip('\\')
-
- comps = path.split('\\')
- i = 0
- while i < len(comps):
- if comps[i] in ('.', ''):
- del comps[i]
- continue
- if comps[i] == '..':
- if i > 0 and comps[i - 1] != '..':
- del comps[i - 1:i + 1]
- i -= 1
- elif i == 0 and prefix.endswith('\\'):
- del comps[i]
- else:
- i += 1
- prefix.endswith('\\')
- i += 1
- if not prefix and not comps:
- comps.append(dot)
-
- return prefix + backslash.join(comps)
-
-
- try:
- from nt import _getfullpathname
- except ImportError:
-
- def abspath(path):
- '''Return the absolute version of a path.'''
- if not isabs(path):
- if isinstance(path, unicode):
- cwd = os.getcwdu()
- else:
- cwd = os.getcwd()
- path = join(cwd, path)
-
- return normpath(path)
-
-
-
- def abspath(path):
- '''Return the absolute version of a path.'''
- if path:
-
- try:
- path = _getfullpathname(path)
- except WindowsError:
- pass
- except:
- None<EXCEPTION MATCH>WindowsError
-
-
- None<EXCEPTION MATCH>WindowsError
- if isinstance(path, unicode):
- path = os.getcwdu()
- else:
- path = os.getcwd()
- return normpath(path)
-
- realpath = abspath
- if hasattr(sys, 'getwindowsversion'):
- pass
- supports_unicode_filenames = sys.getwindowsversion()[3] >= 2
-
- def relpath(path, start = curdir):
- '''Return a relative version of a path'''
- if not path:
- raise ValueError('no path specified')
- path
- start_list = abspath(start).split(sep)
- path_list = abspath(path).split(sep)
- if start_list[0].lower() != path_list[0].lower():
- (unc_path, rest) = splitunc(path)
- (unc_start, rest) = splitunc(start)
- if bool(unc_path) ^ bool(unc_start):
- raise ValueError('Cannot mix UNC and non-UNC paths (%s and %s)' % (path, start))
- bool(unc_path) ^ bool(unc_start)
- raise ValueError('path is on drive %s, start on drive %s' % (path_list[0], start_list[0]))
- start_list[0].lower() != path_list[0].lower()
- for i in range(min(len(start_list), len(path_list))):
- if start_list[i].lower() != path_list[i].lower():
- break
- continue
- else:
- i += 1
- rel_list = [
- pardir] * (len(start_list) - i) + path_list[i:]
- if not rel_list:
- return curdir
- return join(*rel_list)
-
-