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else:
return func(**kwargs)
except UsageError, e:
parser.error(e.message)
main.__doc__ = func.__doc__
main.__name__ = func.__name__
main.__module__ = func.__module__
main.__dict__ = func.__dict__.copy()
return main"
525,"def quote(text):
'Handle quote characters'
# Convert to unicode.
if not isinstance(text, unicode):
text = text.decode('utf-8')
# Look for quote characters. Keep the text as is if it's already quoted.
for qp in QUOTEPAIRS:
if text[0] == qp[0] and text[-1] == qp[-1] and len(text) >= 2:
return text
# If it's not quoted, try quoting
for qp in QUOTEPAIRS:
if qp[1] not in text:
return qp[0] + text + qp[1]
#Darn
raise ValueError(u'The value ""%s"" is not quoted and contains too many quote characters to quote' % text)"
526,"def register_opener(suffix, opener=None):
""""""
Register a callback that opens an archive with the specified *suffix*.
The object returned by the *opener* must implement the #tarfile.Tarfile
interface, more specifically the following methods:
- `add(filename, arcname) -> None`
- `getnames() -> list of str`
- `getmember(filename) -> TarInfo`
- `extractfile(filename) -> file obj`
This function can be used as a decorator when *opener* is not provided.
The opener must accept the following arguments:
%%arglist
file (file-like): A file-like object to read the archive data from.
mode (str): The mode to open the file in. Valid values are
`'w'`, `'r'` and `'a'`.
options (dict): A dictionary with possibly additional arguments.
""""""
if opener is None:
def decorator(func):
register_opener(suffix, func)
return func
return decorator
if suffix in openers:
raise ValueError('opener suffix {0!r} already registered'.format(suffix))
openers[suffix] = opener"
527,"def get_opener(filename):
""""""
Finds a matching opener that is registed with :func:`register_opener`
and returns a tuple ``(suffix, opener)``. If there is no opener that
can handle this filename, :class:`UnknownArchive` is raised.
""""""
for suffix, opener in openers.items():
if filename.endswith(suffix):
return suffix, opener
raise UnknownArchive(filename)"
528,"def open(filename=None, file=None, mode='r', suffix=None, options=None):
""""""
Opens the archive at the specified *filename* or from the file-like
object *file* using the appropriate opener. A specific opener can be
specified by passing the *suffix* argument.
# Parameters
filename (str): A filename to open the archive from.
file (file-like): A file-like object as source/destination.
mode (str): The mode to open the archive in.
suffix (str): Possible override for the *filename* suffix. Must be
specified when *file* is passed instead of *filename*.
options (dict): A dictionary that will be passed to the opener
with which additional options can be specified.
return (archive-like): An object that represents the archive and follows
the interface of the #tarfile.TarFile class.
""""""
if mode not in ('r', 'w', 'a'):
raise ValueError(""invalid mode: {0!r}"".format(mode))
if suffix is None:
suffix, opener = get_opener(filename)
if file is not None:
filename = None # We don't need it anymore.
else:
if file is not None and filename is not None:
raise ValueError(""filename must not be set with file & suffix specified"")
try: