def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
python类ContextualZipFile()的实例源码
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
def unpack_zipfile(filename, extract_dir, progress_filter=default_filter):
"""Unpack zip `filename` to `extract_dir`
Raises ``UnrecognizedFormat`` if `filename` is not a zipfile (as determined
by ``zipfile.is_zipfile()``). See ``unpack_archive()`` for an explanation
of the `progress_filter` argument.
"""
if not zipfile.is_zipfile(filename):
raise UnrecognizedFormat("%s is not a zip file" % (filename,))
with ContextualZipFile(filename) as z:
for info in z.infolist():
name = info.filename
# don't extract absolute paths or ones with .. in them
if name.startswith('/') or '..' in name.split('/'):
continue
target = os.path.join(extract_dir, *name.split('/'))
target = progress_filter(name, target)
if not target:
continue
if name.endswith('/'):
# directory
ensure_directory(target)
else:
# file
ensure_directory(target)
data = z.read(info.filename)
with open(target, 'wb') as f:
f.write(data)
unix_attributes = info.external_attr >> 16
if unix_attributes:
os.chmod(target, unix_attributes)
