a5b9c2eccf
Move oslo.log to oslo_log. Since this library has not been released, we do not need to retain the old interface for compatibility. bp/drop-namespace-packages Change-Id: Id8e2312a72af171918fa4d40117ec652018a37bf
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
# Copyright (C) 2013 eNovance SAS <licensing@enovance.com>
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
"""Log helper functions."""
|
|
|
|
import functools
|
|
import logging
|
|
|
|
|
|
def _get_full_class_name(cls):
|
|
return '%s.%s' % (cls.__module__,
|
|
getattr(cls, '__qualname__', cls.__name__))
|
|
|
|
|
|
def log_method_call(method):
|
|
"""Decorator helping to log method calls.
|
|
|
|
The decorator is not intended to be used for static methods (which
|
|
are just simple functions from Python point of view).
|
|
|
|
:param method: Method to decorate to be logged.
|
|
:type method: method definition
|
|
"""
|
|
log = logging.getLogger(method.__module__)
|
|
|
|
@functools.wraps(method)
|
|
def wrapper(*args, **kwargs):
|
|
first_arg = args[0]
|
|
cls = first_arg if isinstance(first_arg, type) else first_arg.__class__
|
|
data = {'class_name': _get_full_class_name(cls),
|
|
'method_name': method.__name__,
|
|
'args': args[1:], 'kwargs': kwargs}
|
|
log.debug('%(class_name)s method %(method_name)s '
|
|
'called with arguments %(args)s %(kwargs)s', data)
|
|
return method(*args, **kwargs)
|
|
return wrapper
|