def get_db_params():
if len(App.__ds) is 0:
try:
App.__ds = config.read_params('config/main.ini', 'data_source')
except Exception:
App.msg_error()
return App.__ds
def get_language():
if len(App.__lang) is 0:
try:
App.__lang = config.read_params('config/main.ini',
'location')['language']
except Exception:
App.msg_error()
return App.__lang
def get_license():
if len(App.__license) is 0:
try:
App.__license = config.read_params('config/main.ini',
'main')['license']
except Exception:
App.msg_error()
return App.__license
def get_description():
if len(App.__description) is 0:
try:
App.__description = config.read_params('config/main.ini',
'main')['description']
except Exception:
App.msg_error()
return App.__description
def get_author():
if len(App.__author) is 0:
try:
App.__author = config.read_params('config/main.ini',
'main')['author']
except Exception:
App.msg_error()
return App.__author
def test_read_params(self):
"""
Test if the configuration file reading function.
Test if the returned dictionary is what we expect to be.
"""
test_dict = {'road_length':3 ,'density_max':120, 'free_v':50,
'mean_time_gap':0.6, 'simulation_time':0.2,
'source':0.8, 'sink':1}
params = read_params('configuration.csv')
self.assertDictEqual(params,test_dict)
from argparse import ArgumentParser
from os import mkdir
from shutil import copyfile
from datetime import datetime
parser = ArgumentParser(description='Simulate the density evolution of a road')
parser.add_argument('-f','--filename',
help='Filename of the output')
parser.add_argument('-p','--params',
help='csv file with model parameters')
parser.add_argument('-b','--bottlenecks',
help='csv file with bottlenecks parameters')
args = parser.parse_args()
#reading model parameters from configuration file
params = read_params(args.params)
#building the road
road = Road(**params)
road.make_cells()
#reading bottleneks
bns = read_bottlenecks(road, args.bottlenecks)
#simulation with the chosen bottlenecks
road.simulation(bns)
#saving output
if args.filename:
name = args.filename