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#!/usr/bin/env python
# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
# Copyright (C) 2013-2020 German Aerospace Center (DLR) and others.
# 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 plot_summary.py
# @author Daniel Krajzewicz
# @author Laura Bieker
# @author Michael Behrisch
# @date 2013-11-11
"""
This script plots a selected measure from a summary-output.
matplotlib (http://matplotlib.org/) has to be installed for this purpose
"""
from __future__ import absolute_import
from __future__ import print_function
import os
import sys
sys.path.append(os.path.join(os.environ['SUMO_HOME'], 'tools'))
import sumolib # noqa
from sumolib.visualization import helpers # noqa
import matplotlib.pyplot as plt # noqa
def main(args=None):
"""The main function; parses options and plots"""
# ---------- build and read options ----------
from optparse import OptionParser
optParser = OptionParser()
optParser.add_option("-i", "--summary-inputs", dest="summary", metavar="FILE",
help="Defines the summary-output files to use as input")
optParser.add_option("-v", "--verbose", dest="verbose", action="store_true",
default=False, help="If set, the script says what it's doing")
optParser.add_option("-m", "--measure", dest="measure",
default="running", help="Define which measure to plot")
# standard plot options
helpers.addInteractionOptions(optParser)
helpers.addPlotOptions(optParser)
# parse
options, _ = optParser.parse_args(args=args)
if options.summary is None:
print("Error: at least one summary file must be given")
sys.exit(1)
files = options.summary.split(",")
fig, ax = helpers.openFigure(options)
for i, f in enumerate(files):
t = []
v = []
for time, val in sumolib.xml.parse_fast(f, "step", ("time", options.measure)):
t.append(sumolib.miscutils.parseTime(time))
v.append(float(val))
c = helpers.getColor(options, i, len(files))
plt.plot(t, v, label=helpers.getLabel(f, i, options), color=c)
helpers.closeFigure(fig, ax, options)
if __name__ == "__main__":
sys.exit(main(sys.argv))
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