Files
deb-python-requestbuilder/requestbuilder/util.py
2013-02-03 01:14:28 -08:00

65 lines
2.3 KiB
Python

# Copyright (c) 2013, Eucalyptus Systems, Inc.
#
# Permission to use, copy, modify, and/or distribute this software for
# any purpose with or without fee is hereby granted, provided that the
# above copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
import platform
import requests
import sys
from . import __version__
def aggregate_subclass_fields(cls, field_name):
values = []
# pylint doesn't know about classes' built-in mro() method
# pylint: disable-msg=E1101
for m_class in cls.mro():
# pylint: enable-msg=E1101
if field_name in vars(m_class):
values.extend(getattr(m_class, field_name))
return values
def get_default_user_agent():
user_agent = ['requestbuilder/{0}'.format(__version__)]
tokens = []
impl = platform.python_implementation()
if impl == 'PyPy':
impl_version = '{0}.{1}.{2}'.format(
sys.pypy_version_info.major,
sys.pypy_version_info.minor,
sys.pypy_version_info.micro)
if sys.pypy_version_info.releaselevel != 'final':
impl_version += sys.pypy_version_info.releaselevel
else:
# I'm guessing for non-CPython implementations; feel free to submit
# patches or the needed implementation-specific API references.
impl_version = platform.python_version()
tokens.append('{0} {1}'.format(impl, impl_version))
plat = []
try:
plat.append(platform.system())
plat.append(platform.release())
except IOError:
pass
if plat:
tokens.append(' '.join(plat))
tokens.append(platform.machine())
user_agent.append('({0})'.format('; '.join(tokens)))
try:
# This should always work; I'm just being paranoid.
user_agent.append('requests/{0}'.format(requests.__version__))
except:
pass
return ' '.join(user_agent)