/usr/lib/python2.7/dist-packages/boltons/deprutils.py is in python-boltons 17.1.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | # -*- coding: utf-8 -*-
"""
Note that DeprecationWarnings are ignored by default in Python
2.7/3.2+, so be sure to either un-ignore them in your code, or run
Python with the -Wd flag.
"""
import sys
from warnings import warn
ModuleType = type(sys)
# todo: only warn once
class DeprecatableModule(ModuleType):
def __init__(self, module):
name = module.__name__
super(DeprecatableModule, self).__init__(name=name)
self.__dict__.update(module.__dict__)
def __getattribute__(self, name):
get_attribute = super(DeprecatableModule, self).__getattribute__
try:
depros = get_attribute('_deprecated_members')
except AttributeError:
self._deprecated_members = depros = {}
ret = get_attribute(name)
message = depros.get(name)
if message is not None:
warn(message, DeprecationWarning, stacklevel=2)
return ret
def deprecate_module_member(mod_name, name, message):
module = sys.modules[mod_name]
if not isinstance(module, DeprecatableModule):
sys.modules[mod_name] = module = DeprecatableModule(module)
module._deprecated_members[name] = message
return
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