traveltime_get_traveltimes

traveltime_get_traveltimes.py

URL = 'http://localhost:8080/otp/routers/default/plan?'

outputFile = open(OUTPUT, 'w')
writer = csv.writer(outputFile)
writer.writerow(['StartDate','StartTime','StartLat','StartLon','EndLat',
                 'EndLon', 'DurationMin'])

# Takes CSV input, creates URLs, stores data locally in row array
for c, d in df.iterrows():
    params =  {'date'            : d['Date'],
               'time'            : d['Time'],
               'fromPlace'       : '%s,%s' % (d['start_lat'], d['start_lon']),
               'toPlace'         : '%s,%s' % (d['stop_lat'], d['stop_lon']),
               'maxWalkDistance' : 2000,
               'mode'            : 'WALK,TRANSIT', 
               'numItineraries'  : 1,
               'arriveBy'        : 'false' }
    req = urllib.request.Request(URL + urllib.parse.urlencode(params))
    req.add_header('Accept', 'application/json')

    response = urllib.request.urlopen(req) 
    try :
        content = response.read()
        objs = json.loads(content)
        i = objs['plan']['itineraries'][0]
        outrow = d.tolist() + [ int(i['duration']/60) ]
        print(str(c) + ' ' + str(outrow))
        writer.writerow(outrow)
    except :
        print ('Unreachable')
        continue

outputFile.close()