Created
April 14, 2016 21:46
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Fast draft to get Wiener Linien RBL from address
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import lxml | |
import urllib | |
import requests | |
import tabulate | |
import pandas as pd | |
# don't ask my why this is distributed via CSV only, not via REST API | |
csv_params = { | |
'sep': ';' | |
} | |
wl_haltestellen = pd.read_csv('wienerlinien-ogd-haltestellen.csv', **csv_params) | |
wl_linien = pd.read_csv('wienerlinien-ogd-linien.csv', **csv_params) | |
wl_steige = pd.read_csv('wienerlinien-ogd-steige.csv', **csv_params) | |
address = "Lehargasse 6-8" | |
URI = "http://www.wienerlinien.at/ogd_routing/XML_TRIP_REQUEST2" | |
params = { | |
'locationServerActive': 1, | |
'sessionID': 0, | |
'type_origin': 'any', | |
'name_origin': address | |
} | |
def find_haltestellen_id(stopid): | |
r = wl_haltestellen[wl_haltestellen['DIVA'] == int(stopid)]['HALTESTELLEN_ID'].values | |
if len(r) != 1: | |
raise ValueError("Unexpected number of haltestellen_ids for stopid={} found {}".format(stopid, len(r))) | |
return r[0] | |
def find_rbl(stopid): | |
haltestellen_id = find_haltestellen_id(stopid) | |
return list(wl_steige[wl_steige['FK_HALTESTELLEN_ID'] == haltestellen_id]['RBL_NUMMER'].values.astype(int)) | |
r = requests.get(URI, params=params) | |
root = lxml.etree.fromstring(r.content) | |
root.findall('itdTripRequest/itdOdv/itdOdvName') | |
#odvNameElem | |
#odvNameInput | |
root.attrib['lengthUnit'] | |
stops_xml = root.findall('itdTripRequest/itdOdv/itdOdvAssignedStops/itdOdvAssignedStop') | |
# seems to be sorted by distance already | |
stops = [{ | |
'stopID': stop_xml.attrib['stopID'], | |
'RBLs': find_rbl(stop_xml.attrib['stopID']), | |
'name': stop_xml.text, | |
'distanceTime': stop_xml.attrib['distanceTime'], | |
'distance': stop_xml.attrib['distance'] | |
} | |
for stop_xml in stops_xml | |
] | |
rbls = [rbl for stop in stops for rbl in stop['RBLs']] | |
stop_table = tabulate.tabulate(stops, headers='keys') | |
print(stop_table) | |
print(rbls) |
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