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#
# Copyright (c) 2014 ThoughtWorks, Inc.
#
# Pixelated is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pixelated 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
import time
import logging
from functools import wraps
from twisted.internet import defer
log = logging.getLogger(__name__)
def log_time(f):
@wraps(f)
def wrapper(*args, **kwds):
start = time.clock()
result = f(*args, **kwds)
log.info('Needed %f ms to execute %s' % ((time.clock() - start), f))
return result
return wrapper
def log_time_deferred(f):
def log_time(result, start):
log.info('after callback: Needed %f ms to execute %s' % ((time.clock() - start), f))
return result
@wraps(f)
def wrapper(*args, **kwds):
start = time.clock()
result = f(*args, **kwds)
if isinstance(result, defer.Deferred):
result.addCallback(log_time, start=start)
else:
log.warn('No Deferred returned, perhaps need to re-order annotations?')
return result
return wrapper
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