/usr/lib/python2.7/dist-packages/meliae/warn.py is in python-meliae 0.4.0+bzr199-3build1.
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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 | # Copyright (C) 2010 Canonical Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3 as
# published by the Free Software Foundation.
#
# 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, see <http://www.gnu.org/licenses/>.
"""Routines for giving warnings."""
import warnings
_warn_func = warnings.warn
def deprecated(msg):
"""Issue a warning about something that is deprecated."""
warn(msg, DeprecationWarning, stacklevel=3)
def warn(msg, klass=None, stacklevel=1):
"""Emit a warning about something."""
_warn_func(msg, klass, stacklevel=stacklevel)
def trap_warnings(new_warning_func):
"""Redirect warnings to a different function.
:param new_warning_func: A function with the same signature as warning.warn
:return: The old warning function
"""
global _warn_func
old = _warn_func
_warn_func = new_warning_func
return old
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