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# arch-tag: 46e3b3ff-aebc-46ab-9bd3-c7cb1dff34e5
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# Copyright (C) 2003-2004 David Allouche <david@allouche.net>
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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 General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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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 General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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__all__ = [ 'deprecated_callable', 'deprecated_usage' ]
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def callable_name(obj):
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if inspect.isfunction(obj):
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return '.'.join((obj.__module__, obj.__name__))
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if inspect.ismethod(obj):
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return '.'.join((kls.__module__, kls.__name__, obj.__name__))
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if isinstance(obj, tuple):
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# user-defined properties have no name, so they have to specified by a
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# (class, attribute) tuple.
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assert isinstance(obj[0], type)
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assert isinstance(obj[1], str)
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return '.'.join((obj[0].__module__, obj[0].__name__, obj[1]))
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def callable_type(obj):
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if isinstance(obj, tuple):
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return type(getattr(*obj)).__name__
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return type(obj).__name__
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def deprecated_callable(old, new=None, because=None):
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assert 1 == (new is not None) + (because is not None)
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what = callable_type(old)
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header = "%s %s is deprecated." % (what, callable_name(old))
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warnings.warn("%s Use %s %s instead." %
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(header, callable_type(new), callable_name(new)),
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DeprecationWarning, stacklevel=3)
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elif because is not None:
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warnings.warn("%s %s" % (header, because),
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DeprecationWarning, stacklevel=3)
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def deprecated_usage(callable, msg):
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warnings.warn("Deprecated usage of %s. %s"
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% (callable_name(callable), msg),
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DeprecationWarning, stacklevel=3)