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# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
# Copyright (C) 2016-2023 German Aerospace Center (DLR) and others.
# SUMOPy module
# Copyright (C) 2012-2021 University of Bologna - DICAM
# This program and the accompanying materials are made available under the
# terms of the Eclipse Public License 2.0 which is available at
# https://www.eclipse.org/legal/epl-2.0/
# This Source Code may also be made available under the following Secondary
# Licenses when the conditions for such availability set forth in the Eclipse
# Public License 2.0 are satisfied: GNU General Public License, version 2
# or later which is available at
# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
# @file logger.py
# @author Joerg Schweizer
# @date 2012
import types
from time import gmtime, strftime
class Logger:
def __init__(self, filepath=None, is_stdout=True,
timeformat="%a, %d %b %Y %H:%M:%S"):
self._filepath = filepath
self._logfile = None
self._callbacks = {}
self._is_stdout = is_stdout
self._timeformat = timeformat
def start(self, text="Start logging."):
# print 'Logger.start:',self._filepath,self._filepath is not None
if self._filepath is not None:
ttext = strftime(self._timeformat, gmtime())+' '+text
self._logfile = open(self._filepath, 'w')
self._logfile.write(ttext+'\n')
if self._is_stdout:
print(text)
def add_callback(self, function, key='message'):
self._callbacks[key] = function
def get_clallbackfunc(self, key):
return self._callbacks.get(key, None)
def del_callback(self, key):
del self._callbacks[key]
def progress(self, percent):
self.w(percent, key='progress')
def w(self, data, key='message', **kwargs):
# print 'Logger.w:',self._logfile is not None,self._is_stdout,data
if key == 'progress':
text = '%d %% completed.' % data
else:
text = str(data)
if self._logfile is not None:
self._logfile.write(strftime(self._timeformat, gmtime())+' '+text+'\n')
elif self._callbacks.has_key(key):
kwargs['key'] = key
self._callbacks[key](data, **kwargs)
# elif type(data)==types.StringType:
# print data
if self._is_stdout:
print(text)
def stop(self, text="End logging."):
if self._logfile is not None:
ttext = strftime(self._timeformat, gmtime())+' '+text
self._logfile.write(ttext+'\n')
self._logfile.close()
self._logfile = None
if self._is_stdout:
print(text)
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