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https://github.com/python-telegram-bot/python-telegram-bot.git
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8499dcc33c
Actually shows where in the users code the error happened, not just where the warning came from in our internal code
45 lines
1.6 KiB
Python
45 lines
1.6 KiB
Python
#!/usr/bin/env python
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#
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# A library that provides a Python interface to the Telegram Bot API
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# Copyright (C) 2015-2017
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# Leandro Toledo de Souza <devs@python-telegram-bot.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser Public License for more details.
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#
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# You should have received a copy of the GNU Lesser Public License
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# along with this program. If not, see [http://www.gnu.org/licenses/].
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"""This module facilitates the deprecation of functions"""
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import warnings
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# We use our own DeprecationWarning since they are muted by default and "UserWarning" makes it
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# seem like it's the user that issued the warning
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# We name it something else so that you don't get confused when you attempt to suppress it
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class TelegramDeprecationWarning(Warning):
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pass
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def warn_deprecate_obj(old, new, stacklevel=3):
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warnings.warn(
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'{0} is being deprecated, please use {1} from now on.'.format(old, new),
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category=TelegramDeprecationWarning,
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stacklevel=stacklevel)
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def deprecate(func, old, new):
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"""Warn users invoking old to switch to the new function."""
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def f(*args, **kwargs):
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warn_deprecate_obj(old, new)
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return func(*args, **kwargs)
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return f
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