def _filter_odt_journeys_counter_clockwise(journeys, debug):
"""
eliminates a journey that uses On Demand Transport if there is a public transport journey
that depart later
"""
# let's find the latest departure time among public transport journeys
latest_departure_pt_journey = portable_min(
(j for j in journeys
if _contains_pt_section(j) and not _contains_odt(j)),
key=lambda j: -1 * j.departure_date_time,
)
# no pt journey found, so there is nothing to filter
if latest_departure_pt_journey is None:
return
# let's mark as dead all odt journeys that depart before latest_departure_pt_journey
for journey in journeys:
if (_contains_odt(journey) and journey.departure_date_time <=
latest_departure_pt_journey.departure_date_time):
mark_as_dead(
journey,
debug,
'odt_departs_before_{other}'.format(
other=latest_departure_pt_journey.internal_id),
)
def _filter_odt_journeys_clockwise(journeys, debug):
"""
eliminates a journey that uses On Demand Transport if there is a public transport journey
that arrive earlier
"""
# let's find the earliest arrival time among public transport journeys
earliest_arrival_pt_journey = portable_min(
(j for j in journeys
if _contains_pt_section(j) and not _contains_odt(j)),
key=lambda j: j.arrival_date_time,
)
# no pt journey found, so there is nothing to filter
if earliest_arrival_pt_journey is None:
return
# let's mark as dead all odt journeys that arrives after earliest_arrival_pt_journey
for journey in journeys:
if _contains_odt(
journey
) and journey.arrival_date_time >= earliest_arrival_pt_journey.arrival_date_time:
mark_as_dead(
journey,
debug,
'odt_arrives_after_{other}'.format(
other=earliest_arrival_pt_journey.internal_id),
)
def get_min_waiting(journey):
"""
Returns min waiting time in a journey
"""
return portable_min(
(s.duration
for s in journey.sections if s.type == response_pb2.WAITING),
default=0)
def get_min_connections(journeys):
"""
Returns min connection count among journeys
Returns None if journeys empty
"""
if not journeys:
return None
return portable_min((get_nb_connections(j) for j in journeys if not to_be_deleted(j)), default=0)