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usr
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lib
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python3
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dist-packages
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debian
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Filename :
deprecation.py
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# -*- coding: utf-8 -*- vim: fileencoding=utf-8 : """ Utility module to deprecate features """ # Copyright © Ben Finney <ben+debian@benfinney.id.au> # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation, either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. import warnings def function_deprecated_by(func): """ Return a function that warns it is deprecated by another function. Returns a new function that warns it is deprecated by function ``func``, then acts as a pass-through wrapper for ``func``. """ try: func_name = func.__name__ except AttributeError: func_name = func.__func__.__name__ warn_msg = "Use %s instead" % func_name def deprecated_func(*args, **kwargs): warnings.warn(warn_msg, DeprecationWarning, stacklevel=2) return func(*args, **kwargs) return deprecated_func