def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
python类_unicode()的实例源码
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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: # Empty path must return current working directory.
try:
path = _getfullpathname(path)
except WindowsError:
pass # Bad path - return unchanged.
elif isinstance(path, _unicode):
path = os.getcwdu()
else:
path = os.getcwd()
return normpath(path)
# realpath is a no-op on systems without islink support
def normpath(path):
"""Normalize path, eliminating double slashes, etc."""
# Preserve unicode (if path is unicode)
slash, dot = (u'/', u'.') if isinstance(path, _unicode) else ('/', '.')
if path == '':
return dot
initial_slashes = path.startswith('/')
# POSIX allows one or two initial slashes, but treats three or more
# as single slash.
if (initial_slashes and
path.startswith('//') and not path.startswith('///')):
initial_slashes = 2
comps = path.split('/')
new_comps = []
for comp in comps:
if comp in ('', '.'):
continue
if (comp != '..' or (not initial_slashes and not new_comps) or
(new_comps and new_comps[-1] == '..')):
new_comps.append(comp)
elif new_comps:
new_comps.pop()
comps = new_comps
path = slash.join(comps)
if initial_slashes:
path = slash*initial_slashes + path
return path or dot
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)
