diff -r f89504285945 -r 670ffa424ded buses.py
--- a/buses.py	Wed Jun 21 18:24:34 2017 +0300
+++ b/buses.py	Wed Jun 21 18:25:09 2017 +0300
@@ -47,6 +47,7 @@
 	def __init__(self, entry):
 		self.id = entry['route_id']
 		self.reference = entry['route_short_name']
+		self.trips = set()
 	def __repr__(self):
 		return 'routes[%r]' % self.reference
 
@@ -62,6 +63,7 @@
 		self.reference, self.name, self.location = reference, name, location
 		self.cluster = None
 		self.pairs = set() # samannimiset lähellä olevat pysäkit
+		self.involved_trips = set()
 	def __repr__(self):
 		return 'bus_stops[%r]' % self.reference
 	def schedule(self, max_amount = 50):
@@ -100,7 +102,7 @@
 			raise ValueError('tried to retrieve schedule for date %s which is outside schedule data' % date)
 		result = []
 		# Jokaiselle ajovuorolle,
-		for trip in all_trips.values():
+		for trip in self.involved_trips:
 			# jos tämä ajovuoro ajetaan tänä päivänä
 			if trip.is_served_at(date):
 				# ja jos tämä trip pysähtyy tällä pysäkillä, ei kuitenkaan saapuen
@@ -175,6 +177,7 @@
 			service = services[row['service_id']],
 			length = shape_distances[row['shape_id']]
 		)
+		route.trips.add(trip)
 		assert trip.name not in all_trips
 		all_trips[trip.name] = trip
 print('%d ajoa' % len(all_trips), file = stderr)
@@ -368,7 +371,40 @@
 		stop = bus_stops[row['stop_id']]
 		traveled_distance = float(row['shape_dist_traveled'])
 		trip.schedule.append(BusHalt(arrival_time, departure_time, stop, trip, traveled_distance))
+		stop.involved_trips.add(trip)
 		progress += 1
 		if progress % 1000 == 0:
 			print('\rLadataan aikataulut... %.1f%%' % (progress * 100 / row_count), end = ' ', file = stderr)
 print('\rLadataan aikataulut... ladattu', file = stderr)
+
+for trip in all_trips.values():
+	from busroute import simplify_name
+	schedule = trip.concise_schedule()
+	try:
+		trip.from_place = simplify_name(schedule[0])
+		trip.to_place = simplify_name(schedule[-1])
+	except IndexError:
+		trip.from_place = ''
+		trip.to_place = ''
+
+for route in routes.values():
+	from collections import Counter
+	from busroute import simplify_name
+	tally = Counter()
+	for trip in route.trips:
+		schedule = trip.concise_schedule()
+		places = set(schedule)
+		do_add = True
+		assert type(schedule) is list
+		for candidate in tally:
+			if places.issubset(set(candidate)):
+				do_add = False
+				tally.update({tuple(candidate)})
+		if do_add:
+			tally.update({tuple(schedule)})
+	try:
+		most_common_route = tally.most_common(1)[0][0]
+		route.description = simplify_name(most_common_route[0]) + ' - ' + simplify_name(most_common_route[-1])
+	except:
+		route.description = ''
+	route.trips = sorted(route.trips, key = lambda trip: trip.schedule[0].departure_time)