def test_broken(self):
exception = False
try:
clear_mappers()
dao = Dao("")
dao.load_gtfs(BROKEN_GTFS, lenient=False)
except KeyError:
exception = True
self.assertTrue(exception)
clear_mappers()
dao = Dao("")
dao.load_gtfs(BROKEN_GTFS, lenient=True)
# The following are based on BROKEN GTFS content,
# that is the entities count minus broken ones.
self.assertTrue(len(dao.routes()) == 4)
self.assertTrue(len(list(dao.stops())) == 12)
self.assertTrue(len(dao.calendars()) == 2)
self.assertTrue(len(list(dao.trips())) == 104)
self.assertTrue(len(dao.stoptimes()) == 500)
self.assertTrue(len(dao.fare_attributes()) == 2)
self.assertTrue(len(dao.fare_rules()) == 4)
# This stop has missing coordinates in the broken file
stop00 = dao.stop('FUR_CREEK_RES3')
self.assertAlmostEqual(stop00.stop_lat, 0.0, 5)
self.assertAlmostEqual(stop00.stop_lon, 0.0, 5)
def test_custom_queries(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(DUMMY_GTFS)
# A simple custom query: count the number of stops per type (stop/station)
# SQL equivalent: SELECT stop.location_type, count(stop.location_type) FROM stop GROUP BY stop.location_type
for type, stop_count in dao.session \
.query(Stop.location_type, func.count(Stop.location_type)) \
.group_by(Stop.location_type) \
.all():
# print("type %d : %d stops" % (type, stop_count))
if type == Stop.TYPE_STATION:
self.assertTrue(stop_count == 3)
if type == Stop.TYPE_STOP:
self.assertTrue(15 < stop_count < 30)
# A more complex custom query: count the number of trips per calendar date per route on june/july
from_date = CalendarDate.ymd(2016, 6, 1)
to_date = CalendarDate.ymd(2016, 7, 31)
for date, route, trip_count in dao.session \
.query(CalendarDate.date, Route, func.count(Trip.trip_id)) \
.select_from(Calendar).join(Trip).join(Route) \
.filter((func.date(CalendarDate.date) >= from_date.date) & (func.date(CalendarDate.date) <= to_date.date)) \
.group_by(CalendarDate.date, Route.route_short_name) \
.all():
# print("%s / %20s : %d trips" % (date, route.route_short_name + " " + route.route_long_name, trip_count))
self.assertTrue(date >= from_date.as_date())
self.assertTrue(date <= to_date.as_date())
self.assertTrue(trip_count > 0)
def test_whitespace_stripping(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(MINI_GTFS)
# Check if whitespace stripping works
a = dao.agency("A")
self.assertTrue(a.agency_name == "Mini Agency")
self.assertTrue(a.agency_lang == "en")
def test_hops(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(MINI_GTFS)
# Get all hops
hops = dao.hops()
nhops = 0
for st1, st2 in hops:
self.assertTrue(st1.stop_sequence + 1 == st2.stop_sequence)
self.assertTrue(st1.trip == st2.trip)
nhops += 1
# 2 standard trips + 2 frequency generated (8 total)
self.assertTrue(nhops == 2 * 2 + 8 * 2)
# Get all hops with a distance <= 70km
hops = dao.hops(fltr=(dao.hop_second().shape_dist_traveled -
dao.hop_first().shape_dist_traveled <= 70000))
nhops1 = 0
for st1, st2 in hops:
self.assertTrue(st1.stop_sequence + 1 == st2.stop_sequence)
self.assertTrue(st1.trip == st2.trip)
self.assertTrue(
st2.shape_dist_traveled - st1.shape_dist_traveled <= 70000)
nhops1 += 1
# Get all hops with a distance > 70km
hops = dao.hops(fltr=(dao.hop_second().shape_dist_traveled -
dao.hop_first().shape_dist_traveled > 70000))
nhops2 = 0
for st1, st2 in hops:
self.assertTrue(st1.stop_sequence + 1 == st2.stop_sequence)
self.assertTrue(st1.trip == st2.trip)
self.assertTrue(
st2.shape_dist_traveled - st1.shape_dist_traveled > 70000)
nhops2 += 1
self.assertTrue(nhops == nhops1 + nhops2)
# Get all hops with a time +/- 1h
hops = dao.hops(fltr=(dao.hop_second().arrival_time -
dao.hop_first().departure_time >= 3600))
for st1, st2 in hops:
self.assertTrue(st2.arrival_time - st1.departure_time >= 3600)
hops = dao.hops(fltr=(dao.hop_second().arrival_time -
dao.hop_first().departure_time < 3600))
for st1, st2 in hops:
self.assertTrue(st2.arrival_time - st1.departure_time < 3600)
# Get hops with a delta of 2
hops = dao.hops(delta=2)
for st1, st2 in hops:
self.assertTrue(st1.stop_sequence + 2 == st2.stop_sequence)
self.assertTrue(st1.trip == st2.trip)
def test_clusterizer(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(DUMMY_GTFS)
# Merge stops closer than 300m together
sc = SpatialClusterizer(300.0)
for stop in dao.stops():
sc.add_point(stop)
sc.clusterize()
# for cluster in sc.clusters():
# print("---CLUSTER: %d stops" % (len(cluster)))
# for stop in cluster:
# print("%s %s" % (stop.stop_id, stop.stop_name))
gare1 = dao.stop("GBSJT")
gare2 = dao.stop("GBSJ")
gare3 = dao.stop("GBSJB")
self.assertTrue(sc.in_same_cluster(gare1, gare2))
self.assertTrue(sc.in_same_cluster(gare1, gare3))
self.assertTrue(sc.in_same_cluster(gare2, gare3))
bq = dao.stop("BQ")
bq1 = dao.stop("BQA")
bq2 = dao.stop("BQD")
self.assertTrue(sc.in_same_cluster(bq, bq1))
self.assertTrue(sc.in_same_cluster(bq, bq2))
bs = dao.stop("BS")
bs1 = dao.stop("BS1")
bs2 = dao.stop("BS2")
self.assertTrue(sc.in_same_cluster(bs, bs1))
self.assertTrue(sc.in_same_cluster(bs, bs2))
self.assertFalse(sc.in_same_cluster(gare1, bq))
self.assertFalse(sc.in_same_cluster(gare1, bs))
self.assertFalse(sc.in_same_cluster(gare3, bs2))
bjb = dao.stop("BJB")
self.assertFalse(sc.in_same_cluster(bjb, gare1))
self.assertFalse(sc.in_same_cluster(bjb, bs))
self.assertFalse(sc.in_same_cluster(bjb, bq))
def test_gtfs_data(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(MINI_GTFS)
# Check feed
feed = dao.feed()
self.assertTrue(feed.feed_id == "")
self.assertTrue(feed.feed_publisher_name is None)
self.assertTrue(feed.feed_publisher_url is None)
self.assertTrue(feed.feed_contact_email is None)
self.assertTrue(feed.feed_contact_url is None)
self.assertTrue(feed.feed_start_date is None)
self.assertTrue(feed.feed_end_date is None)
self.assertTrue(len(dao.agencies()) == 1)
self.assertTrue(len(dao.routes()) == 1)
self.assertTrue(len(feed.agencies) == 1)
self.assertTrue(len(feed.routes) == 1)
# Check if optional route agency is set
a = dao.agency("A")
self.assertTrue(a is not None)
self.assertTrue(len(a.routes) == 1)
# Check for frequency-generated trips
# They should all have the same delta
trips = dao.trips(fltr=(Trip.frequency_generated == True),
prefetch_stop_times=True)
n_trips = 0
deltas = {}
for trip in trips:
original_trip_id = trip.trip_id.rsplit('@', 1)[0]
delta1 = []
for st1, st2 in trip.hops():
delta1.append(st2.arrival_time - st1.departure_time)
delta2 = deltas.get(original_trip_id)
if delta2 is not None:
self.assertTrue(delta1 == delta2)
else:
deltas[original_trip_id] = delta1
n_trips += 1
self.assertTrue(n_trips == 8)
def test_non_overlapping_feeds(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
# Load twice the same data under two distinct namespaces
dao.load_gtfs(DUMMY_GTFS, feed_id='A')
dao.load_gtfs(DUMMY_GTFS, feed_id='B')
# Check that each feed only return it's own data
feed_a = dao.feed('A')
self.assertTrue(feed_a.feed_id == 'A')
feed_b = dao.feed('B')
self.assertTrue(feed_b.feed_id == 'B')
self.assertTrue(len(dao.agencies()) == 4)
self.assertTrue(len(feed_a.agencies) == 2)
self.assertTrue(len(feed_b.agencies) == 2)
self.assertTrue(len(feed_a.routes) * 2 == len(dao.routes()))
self.assertTrue(len(feed_b.routes) * 2 == len(dao.routes()))
self.assertTrue(len(feed_a.stops) * 2 == len(list(dao.stops())))
self.assertTrue(len(feed_b.stops) * 2 == len(list(dao.stops())))
self.assertTrue(len(feed_a.calendars) * 2 == len(dao.calendars()))
self.assertTrue(len(feed_b.calendars) * 2 == len(dao.calendars()))
self.assertTrue(len(feed_a.trips) * 2 == len(list(dao.trips())))
self.assertTrue(len(feed_b.trips) * 2 == len(list(dao.trips())))
def test_all_gtfs(self):
if not ENABLE:
print("This test is disabled as it is very time-consuming.")
print("If you want to enable it, please see in the code.")
return
# Create temporary directory if not there
if not os.path.isdir(DIR):
os.mkdir(DIR)
# Create a DAO. Re-use any existing present.
logging.basicConfig(level=logging.INFO)
dao = Dao("%s/all_gtfs.sqlite" % (DIR))
deids = IDS_TO_LOAD
if deids is None:
print("Downloading meta-info for all agencies...")
resource_url = "http://www.gtfs-data-exchange.com/api/agencies?format=json"
response = requests.get(resource_url).json()
if response.get('status_code') != 200:
raise IOError()
deids = []
for entry in response.get('data'):
deid = entry.get('dataexchange_id')
deids.append(deid)
# Randomize the list, otherwise we will always load ABCBus, then ...
random.shuffle(deids)
for deid in deids:
try:
local_filename = "%s/%s.gtfs.zip" % (DIR, deid)
if os.path.exists(local_filename) and SKIP_EXISTING:
print("Skipping [%s], GTFS already present." % (deid))
continue
print("Downloading meta-info for ID [%s]" % (deid))
resource_url = "http://www.gtfs-data-exchange.com/api/agency?agency=%s&format=json" % deid
response = requests.get(resource_url).json()
status_code = response.get('status_code')
if status_code != 200:
raise IOError("Error %d (%s)" %
(status_code, response.get('status_txt')))
data = response.get('data')
agency_data = data.get('agency')
agency_name = agency_data.get('name')
agency_area = agency_data.get('area')
agency_country = agency_data.get('country')
print("Processing [%s] %s (%s / %s)" %
(deid, agency_name, agency_country, agency_area))
date_max = 0.0
file_url = None
file_size = 0
file_md5 = None
for datafile in data.get('datafiles'):
date_added = datafile.get('date_added')
if date_added > date_max:
date_max = date_added
file_url = datafile.get('file_url')
file_size = datafile.get('size')
file_md5 = datafile.get('md5sum')
if file_url is None:
print("No datafile available, skipping.")
continue
if file_size > MAX_GTFS_SIZE:
print("GTFS too large (%d bytes > max %d), skipping." %
(file_size, MAX_GTFS_SIZE))
continue
# Check if the file is present and do not download it.
try:
existing_md5 = hashlib.md5(
open(local_filename, 'rb').read()).hexdigest()
except:
existing_md5 = None
if existing_md5 == file_md5:
print("Using existing file '%s': MD5 checksum matches." %
(local_filename))
else:
print("Downloading file '%s' to '%s' (%d bytes)" %
(file_url, local_filename, file_size))
with open(local_filename, 'wb') as local_file:
cnx = requests.get(file_url, stream=True)
for block in cnx.iter_content(1024):
local_file.write(block)
cnx.close()
feed = dao.feed(deid)
if feed is not None:
print("Removing existing data for feed [%s]" % (deid))
dao.delete_feed(deid)
print("Importing into DAO as ID [%s]" % (deid))
try:
dao.load_gtfs("%s/%s.gtfs.zip" % (DIR, deid), feed_id=deid)
except:
error_filename = "%s/%s.error" % (DIR, deid)
print("Import of [%s]: FAILED. Logging error to '%s'" %
(deid, error_filename))
with open(error_filename, 'wb') as errfile:
errfile.write(traceback.format_exc())
raise
print("Import of [%s]: OK." % (deid))
except Exception as error:
logging.exception(error)
continue
def test_gtfs_data(self):
dao = Dao(DAO_URL, sql_logging=False)
dao.load_gtfs(DUMMY_GTFS)
# Check feed
feed = dao.feed()
self.assertTrue(feed.feed_id == "")
self.assertTrue(feed.feed_publisher_name == "Mecatran")
self.assertTrue(feed.feed_publisher_url == "http://www.mecatran.com/")
self.assertTrue(feed.feed_contact_email == "*****@*****.**")
self.assertTrue(feed.feed_lang == "fr")
self.assertTrue(len(dao.agencies()) == 2)
self.assertTrue(len(dao.routes()) == 3)
self.assertTrue(len(feed.agencies) == 2)
self.assertTrue(len(feed.routes) == 3)
# Check agencies
at = dao.agency("AT")
self.assertTrue(at.agency_name == "Agency Train")
self.assertTrue(len(at.routes) == 1)
ab = dao.agency("AB")
self.assertTrue(ab.agency_name == "Agency Bus")
self.assertTrue(len(ab.routes) == 2)
# Check calendars
week = dao.calendar("WEEK")
self.assertTrue(len(week.dates) == 253)
summer = dao.calendar("SUMMER")
self.assertTrue(len(summer.dates) == 42)
mon = dao.calendar("MONDAY")
self.assertTrue(len(mon.dates) == 49)
sat = dao.calendar("SAT")
self.assertTrue(len(sat.dates) == 53)
for date in mon.dates:
self.assertTrue(date.dow() == 0)
for date in sat.dates:
self.assertTrue(date.dow() == 5)
for date in week.dates:
self.assertTrue(date.dow() >= 0 and date.dow() <= 4)
for date in summer.dates:
self.assertTrue(date >= CalendarDate.ymd(2016, 7, 1)
and date <= CalendarDate.ymd(2016, 8, 31))
empty = dao.calendars(
func.date(CalendarDate.date) == datetime.date(2016, 5, 1))
# OR USE: empty = dao.calendars(CalendarDate.date == "2016-05-01")
self.assertTrue(len(empty) == 0)
july4 = CalendarDate.ymd(2016, 7, 4)
summer_mon = dao.calendars(func.date(CalendarDate.date) == july4.date)
n = 0
for cal in summer_mon:
self.assertTrue(july4 in cal.dates)
n += 1
self.assertTrue(n == 3)
# Check stops
sbq = dao.stop("BQ")
self.assertAlmostEqual(sbq.stop_lat, 44.844, places=2)
self.assertAlmostEqual(sbq.stop_lon, -0.573, places=2)
self.assertTrue(sbq.stop_name == "Bordeaux Quinconces")
n = 0
for stop in dao.stops(Stop.stop_name.like("Gare%")):
self.assertTrue(stop.stop_name.startswith("Gare"))
n += 1
self.assertTrue(n == 7)
n = 0
for stop in dao.stops(
fltr=dao.in_area(RectangularArea(44.7, -0.6, 44.9, -0.4))):
self.assertTrue(stop.stop_lat >= 44.7 and stop.stop_lat <= 44.9
and stop.stop_lon >= -0.6
and stop.stop_lon <= -0.4)
n += 1
self.assertTrue(n == 16)
for station in dao.stops(Stop.location_type == Stop.TYPE_STATION):
self.assertTrue(station.location_type == Stop.TYPE_STATION)
self.assertTrue(len(station.sub_stops) >= 2)
for stop in station.sub_stops:
self.assertTrue(stop.parent_station == station)
# Check zones
z_inexistant = dao.zone("ZX")
self.assertTrue(z_inexistant is None)
z1 = dao.zone("Z1")
self.assertEqual(16, len(z1.stops))
z2 = dao.zone("Z2")
self.assertEqual(4, len(z2.stops))
# Check transfers
transfers = dao.transfers()
self.assertTrue(len(transfers) == 3)
transfers = dao.transfers(
fltr=(dao.transfer_from_stop().stop_id == 'GBSJB'))
self.assertTrue(len(transfers) == 1)
self.assertTrue(transfers[0].from_stop.stop_id == 'GBSJB')
# Check routes
tgv = dao.route("TGVBP")
self.assertTrue(tgv.agency == at)
self.assertTrue(tgv.route_type == 2)
r1 = dao.route("BR")
self.assertTrue(r1.route_short_name == "R1")
self.assertTrue(r1.route_long_name == "Bus Red")
n = 0
for route in dao.routes(Route.route_type == 3):
self.assertTrue(route.route_type == 3)
n += 1
self.assertTrue(n == 2)
# Check trip for route
n = 0
trips = dao.trips(fltr=Route.route_type == Route.TYPE_BUS)
for trip in trips:
self.assertTrue(trip.route.route_type == Route.TYPE_BUS)
n += 1
self.assertTrue(n > 20)
# Check trips on date
trips = dao.trips(fltr=func.date(CalendarDate.date) == july4.date,
prefetch_calendars=True)
n = 0
for trip in trips:
self.assertTrue(july4 in trip.calendar.dates)
n += 1
self.assertTrue(n > 30)
def test_complex_queries(self):
dao = Dao(DAO_URL, sql_logging=SQL_LOG)
dao.load_gtfs(DUMMY_GTFS)
# Get the list of departures:
# 1) from "Porte de Bourgogne"
# 2) on 4th July
# 3) between 10:00 and 14:00
# 4) on route type BUS
# 5) not the last of trip (only departing)
porte_bourgogne = dao.stop("BBG")
july4 = CalendarDate.ymd(2016, 7, 4)
from_time = gtfstime(10, 00)
to_time = gtfstime(14, 00)
departures = dao.stoptimes(
fltr=(StopTime.stop == porte_bourgogne) &
(StopTime.departure_time >= from_time) &
(StopTime.departure_time <= to_time)
& (Route.route_type == Route.TYPE_BUS) &
(func.date(CalendarDate.date) == july4.date),
prefetch_trips=True)
n = 0
for dep in departures:
self.assertTrue(dep.stop == porte_bourgogne)
self.assertTrue(july4 in dep.trip.calendar.dates)
self.assertTrue(dep.trip.route.route_type == Route.TYPE_BUS)
self.assertTrue(dep.departure_time >= from_time
and dep.departure_time <= to_time)
n += 1
self.assertTrue(n > 10)
# Plage is a stop that is used only in summer (hence the name!)
plage = dao.stop("BPG")
# Get the list of stops used by some route:
# 1) All-year round
route_red = dao.route("BR")
stoplist_all = list(dao.stops(fltr=Trip.route == route_red))
# 2) Only in january
from_date = CalendarDate.ymd(2016, 1, 1)
to_date = CalendarDate.ymd(2016, 1, 31)
stoplist_jan = list(
dao.stops(fltr=(Trip.route == route_red)
& (func.date(CalendarDate.date) >= from_date.date)
& (func.date(CalendarDate.date) <= to_date.date)))
# Now, make some tests
self.assertTrue(len(stoplist_all) > 5)
self.assertTrue(plage in stoplist_all)
self.assertFalse(plage in stoplist_jan)
stoplist = list(stoplist_all)
stoplist.remove(plage)
self.assertTrue(set(stoplist) == set(stoplist_jan))
# Get all routes passing by the set of stops
routes = dao.routes(fltr=or_(StopTime.stop == stop
for stop in stoplist_jan))
stopset = set()
for route in routes:
for trip in route.trips:
for stoptime in trip.stop_times:
stopset.add(stoptime.stop)
self.assertTrue(set(stoplist_jan).issubset(stopset))
def test_demo(self):
dao = Dao(DAO_URL, sql_logging=False)
dao.load_gtfs(DUMMY_GTFS)
print("List of stops named '...Bordeaux...':")
stops_bordeaux = list(
dao.stops(fltr=(Stop.stop_name.ilike('%Bordeaux%'))
& (Stop.location_type == Stop.TYPE_STOP)))
for stop in stops_bordeaux:
print(stop.stop_name)
print("List of routes passing by those stops:")
routes_bordeaux = dao.routes(fltr=or_(StopTime.stop == stop
for stop in stops_bordeaux))
for route in routes_bordeaux:
print("%s - %s" % (route.route_short_name, route.route_long_name))
july4 = CalendarDate.ymd(2016, 7, 4)
print("All departures from those stops on %s:" % (july4.as_date()))
departures = list(
dao.stoptimes(fltr=(or_(StopTime.stop == stop
for stop in stops_bordeaux))
& (StopTime.departure_time != None)
& (func.date(CalendarDate.date) == july4.date)))
print("There is %d departures" % (len(departures)))
for departure in departures:
print("%30.30s %10.10s %-20.20s > %s" %
(departure.stop.stop_name, fmttime(departure.departure_time),
departure.trip.route.route_long_name,
departure.trip.trip_headsign))
print("Number of departures and time range per stop on %s:" %
(july4.as_date()))
departure_by_stop = defaultdict(list)
for departure in departures:
departure_by_stop[departure.stop].append(departure)
for stop, deps in departure_by_stop.items():
min_dep = min(d.departure_time for d in deps)
max_dep = max(d.departure_time for d in deps)
print("%30.30s %3d departures (from %s to %s)" %
(stop.stop_name, len(deps), fmttime(min_dep),
fmttime(max_dep)))
# Compute the average distance and time to next stop by route type
ntd = [[0, 0, 0.0] for type in range(0, Route.TYPE_FUNICULAR + 1)]
for departure in departures:
# The following is guaranteed to succeed as we have departure_time == Null for last stop time in trip
next_arrival = departure.trip.stop_times[departure.stop_sequence +
1]
hop_dist = next_arrival.shape_dist_traveled - departure.shape_dist_traveled
hop_time = next_arrival.arrival_time - departure.departure_time
route_type = departure.trip.route.route_type
ntd[route_type][0] += 1
ntd[route_type][1] += hop_time
ntd[route_type][2] += hop_dist
for route_type in range(0, len(ntd)):
n, t, d = ntd[route_type]
if n > 0:
print(
"The average distance to the next stop on those departures for route type %d is %.2f meters"
% (route_type, d / n))
print(
"The average time in sec to the next stop on those departures for route type %d is %s"
% (route_type, fmttime(t / n)))