/usr/lib/python2.7/dist-packages/swiftclient/utils.py is in python-swiftclient 1:2.0.3-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Miscellaneous utility functions for use with Swift."""
TRUE_VALUES = set(('true', '1', 'yes', 'on', 't', 'y'))
def config_true_value(value):
"""
Returns True if the value is either True or a string in TRUE_VALUES.
Returns False otherwise.
This function come from swift.common.utils.config_true_value()
"""
return value is True or \
(isinstance(value, basestring) and value.lower() in TRUE_VALUES)
def prt_bytes(bytes, human_flag):
"""
convert a number > 1024 to printable format, either in 4 char -h format as
with ls -lh or return as 12 char right justified string
"""
if human_flag:
suffix = ''
mods = list('KMGTPEZY')
temp = float(bytes)
if temp > 0:
while (temp > 1023):
try:
suffix = mods.pop(0)
except IndexError:
break
temp /= 1024.0
if suffix != '':
if temp >= 10:
bytes = '%3d%s' % (temp, suffix)
else:
bytes = '%.1f%s' % (temp, suffix)
if suffix == '': # must be < 1024
bytes = '%4s' % bytes
else:
bytes = '%12s' % bytes
return(bytes)
class LengthWrapper(object):
def __init__(self, readable, length):
self._length = self._remaining = length
self._readable = readable
def __len__(self):
return self._length
def read(self, *args, **kwargs):
if self._remaining <= 0:
return ''
chunk = self._readable.read(
*args, **kwargs)[:self._remaining]
self._remaining -= len(chunk)
return chunk
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