More optimization
This commit is contained in:
parent
eade9e84de
commit
b85a1b7734
GPG Key ID:
3A75C55819C8CF85
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@ -1,6 +1,8 @@
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import csv
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import os.path
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import tempfile
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from datetime import datetime, timedelta
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from io import BytesIO, TextIOWrapper
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from time import time
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from zipfile import ZipFile
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from zoneinfo import ZoneInfo
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@ -9,7 +11,7 @@ from django.core.management import BaseCommand
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from tqdm import tqdm
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from trainvel.gtfs.models import Agency, Calendar, CalendarDate, FeedInfo, GTFSFeed, Route, Stop, StopTime, \
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Transfer, Trip, PickupType
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Transfer, Trip, PickupType, TripUpdate
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class Command(BaseCommand):
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@ -17,7 +19,7 @@ class Command(BaseCommand):
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def add_arguments(self, parser):
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parser.add_argument('--debug', '-d', action='store_true', help="Activate debug mode")
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parser.add_argument('--bulk_size', type=int, default=1000, help="Number of objects to create in bulk.")
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parser.add_argument('--bulk_size', '-b', type=int, default=10000, help="Number of objects to create in bulk.")
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parser.add_argument('--dry-run', action='store_true',
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help="Do not update the database, only print what would be done.")
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parser.add_argument('--force', '-f', action='store_true', help="Force the update of the database.")
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@ -30,8 +32,6 @@ class Command(BaseCommand):
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self.stdout.write("Updating database...")
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for gtfs_feed in GTFSFeed.objects.all():
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gtfs_code = gtfs_feed.code
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if not force:
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# Check if the source file was updated
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resp = requests.head(gtfs_feed.feed_url, allow_redirects=True)
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@ -51,340 +51,17 @@ class Command(BaseCommand):
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self.stdout.write(f"Downloading GTFS feed for {gtfs_feed}...")
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resp = requests.get(gtfs_feed.feed_url, allow_redirects=True, stream=True)
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with ZipFile(BytesIO(resp.content)) as zipfile:
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def read_csv(filename):
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with zipfile.open(filename, 'r') as zf:
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with TextIOWrapper(zf, encoding='utf-8') as wrapper:
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reader = csv.DictReader(wrapper)
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reader.fieldnames = [field.replace('\ufeff', '').strip()
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for field in reader.fieldnames]
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for row in tqdm(reader, desc=filename, unit=' rows'):
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yield {k.strip(): v.strip() for k, v in row.items()}
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agencies = []
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for agency_dict in read_csv("agency.txt"):
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agency_dict: dict
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agency = Agency(
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id=f"{gtfs_code}-{agency_dict['agency_id']}",
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name=agency_dict['agency_name'],
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url=agency_dict['agency_url'],
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timezone=agency_dict['agency_timezone'],
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lang=agency_dict.get('agency_lang', "fr"),
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phone=agency_dict.get('agency_phone', ""),
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email=agency_dict.get('agency_email', ""),
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gtfs_feed=gtfs_feed,
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)
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agencies.append(agency)
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if agencies and not dry_run:
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Agency.objects.bulk_create(agencies,
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update_conflicts=True,
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update_fields=['name', 'url', 'timezone', 'lang', 'phone', 'email',
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'gtfs_feed'],
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unique_fields=['id'])
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agencies.clear()
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with tempfile.TemporaryFile(suffix=".zip") as file:
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for chunk in resp.iter_content(chunk_size=128):
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file.write(chunk)
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file.seek(0)
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stops = []
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for stop_dict in read_csv("stops.txt"):
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stop_dict: dict
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stop_id = stop_dict['stop_id']
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stop_id = f"{gtfs_code}-{stop_id}"
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with tempfile.TemporaryDirectory() as tmp_dir:
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with ZipFile(file) as zipfile:
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zipfile.extractall(tmp_dir)
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parent_station_id = stop_dict.get('parent_station', None)
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parent_station_id = f"{gtfs_code}-{parent_station_id}" if parent_station_id else None
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stop = Stop(
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id=stop_id,
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name=stop_dict['stop_name'],
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desc=stop_dict.get('stop_desc', ""),
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lat=stop_dict['stop_lat'],
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lon=stop_dict['stop_lon'],
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zone_id=stop_dict.get('zone_id', ""),
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url=stop_dict.get('stop_url', ""),
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location_type=stop_dict.get('location_type', 0) or 0,
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parent_station_id=parent_station_id,
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timezone=stop_dict.get('stop_timezone', ""),
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wheelchair_boarding=stop_dict.get('wheelchair_boarding', 0),
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level_id=stop_dict.get('level_id', ""),
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platform_code=stop_dict.get('platform_code', ""),
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gtfs_feed=gtfs_feed,
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)
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stops.append(stop)
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if stops and not dry_run:
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Stop.objects.bulk_create(stops,
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batch_size=bulk_size,
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update_conflicts=True,
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update_fields=['name', 'desc', 'lat', 'lon', 'zone_id', 'url',
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'location_type', 'parent_station_id', 'timezone',
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'wheelchair_boarding', 'level_id', 'platform_code',
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'gtfs_feed'],
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unique_fields=['id'])
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stops.clear()
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routes = []
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for route_dict in read_csv("routes.txt"):
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route_dict: dict
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route_id = route_dict['route_id']
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route_id = f"{gtfs_code}-{route_id}"
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# Agency is optional there is only one
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agency_id = route_dict.get('agency_id', "") or Agency.objects.get(gtfs_feed=gtfs_feed)
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route = Route(
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id=route_id,
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agency_id=f"{gtfs_code}-{agency_id}",
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short_name=route_dict['route_short_name'],
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long_name=route_dict['route_long_name'],
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desc=route_dict.get('route_desc', ""),
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type=route_dict['route_type'],
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url=route_dict.get('route_url', ""),
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color=route_dict.get('route_color', ""),
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text_color=route_dict.get('route_text_color', ""),
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gtfs_feed=gtfs_feed,
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)
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routes.append(route)
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if len(routes) >= bulk_size and not dry_run:
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Route.objects.bulk_create(routes,
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update_conflicts=True,
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update_fields=['agency_id', 'short_name', 'long_name', 'desc',
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'type', 'url', 'color', 'text_color',
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'gtfs_feed'],
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unique_fields=['id'])
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routes.clear()
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if routes and not dry_run:
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Route.objects.bulk_create(routes,
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update_conflicts=True,
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update_fields=['agency_id', 'short_name', 'long_name', 'desc',
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'type', 'url', 'color', 'text_color',
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'gtfs_feed'],
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unique_fields=['id'])
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routes.clear()
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Calendar.objects.filter(gtfs_feed=gtfs_feed).delete()
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calendars = {}
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if "calendar.txt" in zipfile.namelist():
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for calendar_dict in read_csv("calendar.txt"):
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calendar_dict: dict
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calendar = Calendar(
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id=f"{gtfs_code}-{calendar_dict['service_id']}",
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monday=calendar_dict['monday'],
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tuesday=calendar_dict['tuesday'],
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wednesday=calendar_dict['wednesday'],
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thursday=calendar_dict['thursday'],
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friday=calendar_dict['friday'],
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saturday=calendar_dict['saturday'],
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sunday=calendar_dict['sunday'],
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start_date=calendar_dict['start_date'],
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end_date=calendar_dict['end_date'],
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gtfs_feed=gtfs_feed,
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)
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calendars[calendar.id] = calendar
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if len(calendars) >= bulk_size and not dry_run:
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Calendar.objects.bulk_create(calendars.values(),
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update_conflicts=True,
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update_fields=['monday', 'tuesday', 'wednesday', 'thursday',
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'friday', 'saturday', 'sunday', 'start_date',
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'end_date', 'gtfs_feed'],
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unique_fields=['id'])
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calendars.clear()
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if calendars and not dry_run:
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Calendar.objects.bulk_create(calendars.values(), update_conflicts=True,
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update_fields=['monday', 'tuesday', 'wednesday', 'thursday',
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'friday', 'saturday', 'sunday', 'start_date',
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'end_date', 'gtfs_feed'],
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unique_fields=['id'])
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calendars.clear()
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calendar_dates = []
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for calendar_date_dict in read_csv("calendar_dates.txt"):
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calendar_date_dict: dict
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calendar_date = CalendarDate(
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id=f"{gtfs_code}-{calendar_date_dict['service_id']}-{calendar_date_dict['date']}",
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service_id=f"{gtfs_code}-{calendar_date_dict['service_id']}",
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date=calendar_date_dict['date'],
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exception_type=calendar_date_dict['exception_type'],
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)
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calendar_dates.append(calendar_date)
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if calendar_date.service_id not in calendars:
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calendar = Calendar(
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id=f"{gtfs_code}-{calendar_date_dict['service_id']}",
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monday=False,
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tuesday=False,
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wednesday=False,
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thursday=False,
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friday=False,
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saturday=False,
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sunday=False,
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start_date=calendar_date_dict['date'],
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end_date=calendar_date_dict['date'],
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gtfs_feed=gtfs_feed,
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)
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calendars[calendar.id] = calendar
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else:
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calendar = calendars[f"{gtfs_code}-{calendar_date_dict['service_id']}"]
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if calendar.start_date > calendar_date.date:
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calendar.start_date = calendar_date.date
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if calendar.end_date < calendar_date.date:
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calendar.end_date = calendar_date.date
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if calendar_dates and not dry_run:
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Calendar.objects.bulk_create(calendars.values(),
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batch_size=bulk_size,
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update_conflicts=True,
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update_fields=['start_date', 'end_date', 'gtfs_feed'],
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unique_fields=['id'])
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CalendarDate.objects.bulk_create(calendar_dates,
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batch_size=bulk_size,
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update_conflicts=True,
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update_fields=['service_id', 'date', 'exception_type'],
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unique_fields=['id'])
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calendars.clear()
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calendar_dates.clear()
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trips = []
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for trip_dict in read_csv("trips.txt"):
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trip_dict: dict
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trip_id = trip_dict['trip_id']
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route_id = trip_dict['route_id']
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trip_id = f"{gtfs_code}-{trip_id}"
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route_id = f"{gtfs_code}-{route_id}"
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trip = Trip(
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id=trip_id,
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route_id=route_id,
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service_id=f"{gtfs_code}-{trip_dict['service_id']}",
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headsign=trip_dict.get('trip_headsign', ""),
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short_name=trip_dict.get('trip_short_name', ""),
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direction_id=trip_dict.get('direction_id', None) or None,
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block_id=trip_dict.get('block_id', ""),
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shape_id=trip_dict.get('shape_id', ""),
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wheelchair_accessible=trip_dict.get('wheelchair_accessible', None),
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bikes_allowed=trip_dict.get('bikes_allowed', None),
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gtfs_feed=gtfs_feed,
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)
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trips.append(trip)
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if len(trips) >= bulk_size and not dry_run:
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Trip.objects.bulk_create(trips,
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update_conflicts=True,
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update_fields=['route_id', 'service_id', 'headsign', 'short_name',
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'direction_id', 'block_id', 'shape_id',
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'wheelchair_accessible', 'bikes_allowed', 'gtfs_feed'],
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unique_fields=['id'])
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trips.clear()
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if trips and not dry_run:
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Trip.objects.bulk_create(trips,
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update_conflicts=True,
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update_fields=['route_id', 'service_id', 'headsign', 'short_name',
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'direction_id', 'block_id', 'shape_id',
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'wheelchair_accessible', 'bikes_allowed', 'gtfs_feed'],
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unique_fields=['id'])
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trips.clear()
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stop_times = []
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for stop_time_dict in read_csv("stop_times.txt"):
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stop_time_dict: dict
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stop_id = stop_time_dict['stop_id']
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stop_id = f"{gtfs_code}-{stop_id}"
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trip_id = stop_time_dict['trip_id']
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trip_id = f"{gtfs_code}-{trip_id}"
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arr_time = stop_time_dict['arrival_time']
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arr_h, arr_m, arr_s = map(int, arr_time.split(':'))
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arr_time = arr_h * 3600 + arr_m * 60 + arr_s
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dep_time = stop_time_dict['departure_time']
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dep_h, dep_m, dep_s = map(int, dep_time.split(':'))
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dep_time = dep_h * 3600 + dep_m * 60 + dep_s
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pickup_type = stop_time_dict.get('pickup_type', PickupType.REGULAR)
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drop_off_type = stop_time_dict.get('drop_off_type', PickupType.REGULAR)
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# if stop_time_dict['stop_sequence'] == "1":
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# # First stop
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# drop_off_type = PickupType.NONE
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# elif arr_time == dep_time:
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# # Last stop
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# pickup_type = PickupType.NONE
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st = StopTime(
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id=f"{gtfs_code}-{stop_time_dict['trip_id']}-{stop_time_dict['stop_id']}"
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f"-{stop_time_dict['departure_time']}",
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trip_id=trip_id,
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arrival_time=timedelta(seconds=arr_time),
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departure_time=timedelta(seconds=dep_time),
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stop_id=stop_id,
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stop_sequence=stop_time_dict['stop_sequence'],
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stop_headsign=stop_time_dict.get('stop_headsign', ""),
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pickup_type=pickup_type,
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drop_off_type=drop_off_type,
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timepoint=stop_time_dict.get('timepoint', None),
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)
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stop_times.append(st)
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if len(stop_times) >= bulk_size and not dry_run:
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StopTime.objects.bulk_create(stop_times,
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update_conflicts=True,
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update_fields=['stop_id', 'arrival_time', 'departure_time',
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'stop_headsign', 'pickup_type',
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'drop_off_type', 'timepoint'],
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unique_fields=['id'])
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stop_times.clear()
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if stop_times and not dry_run:
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StopTime.objects.bulk_create(stop_times,
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update_conflicts=True,
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update_fields=['stop_id', 'arrival_time', 'departure_time',
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'stop_headsign', 'pickup_type',
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'drop_off_type', 'timepoint'],
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unique_fields=['id'])
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stop_times.clear()
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if "transfers.txt" in zipfile.namelist():
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transfers = []
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for transfer_dict in read_csv("transfers.txt"):
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transfer_dict: dict
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from_stop_id = transfer_dict['from_stop_id']
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to_stop_id = transfer_dict['to_stop_id']
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from_stop_id = f"{gtfs_code}-{from_stop_id}"
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to_stop_id = f"{gtfs_code}-{to_stop_id}"
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transfer = Transfer(
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id=f"{transfer_dict['from_stop_id']}-{transfer_dict['to_stop_id']}",
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from_stop_id=from_stop_id,
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to_stop_id=to_stop_id,
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transfer_type=transfer_dict['transfer_type'],
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min_transfer_time=transfer_dict.get('min_transfer_time', 0) or 0,
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)
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transfers.append(transfer)
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if len(transfers) >= bulk_size and not dry_run:
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Transfer.objects.bulk_create(transfers,
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update_conflicts=True,
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update_fields=['transfer_type', 'min_transfer_time'],
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unique_fields=['id'])
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transfers.clear()
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if transfers and not dry_run:
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Transfer.objects.bulk_create(transfers,
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update_conflicts=True,
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update_fields=['transfer_type', 'min_transfer_time'],
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unique_fields=['id'])
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transfers.clear()
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if "feed_info.txt" in zipfile.namelist() and not dry_run:
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for feed_info_dict in read_csv("feed_info.txt"):
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feed_info_dict: dict
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FeedInfo.objects.update_or_create(
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publisher_name=feed_info_dict['feed_publisher_name'],
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gtfs_feed=gtfs_feed,
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defaults=dict(
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publisher_url=feed_info_dict['feed_publisher_url'],
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lang=feed_info_dict['feed_lang'],
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start_date=feed_info_dict.get('feed_start_date', datetime.now().date()),
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end_date=feed_info_dict.get('feed_end_date', datetime.now().date()),
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version=feed_info_dict.get('feed_version', 1),
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)
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)
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self.parse_gtfs(tmp_dir, gtfs_feed, bulk_size, dry_run, verbosity)
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if 'ETag' in resp.headers:
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gtfs_feed.etag = resp.headers['ETag']
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@ -394,3 +71,344 @@ class Command(BaseCommand):
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gtfs_feed.last_modified = datetime.strptime(last_modified, "%a, %d %b %Y %H:%M:%S %Z") \
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.replace(tzinfo=ZoneInfo(last_modified.split(' ')[-1]))
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gtfs_feed.save()
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def parse_gtfs(self, zip_dir: str, gtfs_feed: GTFSFeed, bulk_size: int, dry_run: bool, verbosity: int):
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gtfs_code = gtfs_feed.code
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def read_csv(filename):
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with open(os.path.join(zip_dir, filename), 'r') as f:
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reader = csv.DictReader(f)
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reader.fieldnames = [field.replace('\ufeff', '').strip()
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for field in reader.fieldnames]
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iterator = tqdm(reader, desc=filename, unit=' rows') if verbosity >= 2 else reader
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for row in iterator:
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yield {k.strip(): v.strip() for k, v in row.items()}
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agencies = []
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for agency_dict in read_csv("agency.txt"):
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agency_dict: dict
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||||
agency = Agency(
|
||||
id=f"{gtfs_code}-{agency_dict['agency_id']}",
|
||||
name=agency_dict['agency_name'],
|
||||
url=agency_dict['agency_url'],
|
||||
timezone=agency_dict['agency_timezone'],
|
||||
lang=agency_dict.get('agency_lang', "fr"),
|
||||
phone=agency_dict.get('agency_phone', ""),
|
||||
email=agency_dict.get('agency_email', ""),
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
agencies.append(agency)
|
||||
if agencies and not dry_run:
|
||||
Agency.objects.bulk_create(agencies,
|
||||
update_conflicts=True,
|
||||
update_fields=['name', 'url', 'timezone', 'lang', 'phone', 'email',
|
||||
'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
agencies.clear()
|
||||
|
||||
stops = []
|
||||
for stop_dict in read_csv("stops.txt"):
|
||||
stop_dict: dict
|
||||
stop_id = stop_dict['stop_id']
|
||||
stop_id = f"{gtfs_code}-{stop_id}"
|
||||
|
||||
parent_station_id = stop_dict.get('parent_station', None)
|
||||
parent_station_id = f"{gtfs_code}-{parent_station_id}" if parent_station_id else None
|
||||
|
||||
stop = Stop(
|
||||
id=stop_id,
|
||||
name=stop_dict['stop_name'],
|
||||
desc=stop_dict.get('stop_desc', ""),
|
||||
lat=stop_dict['stop_lat'],
|
||||
lon=stop_dict['stop_lon'],
|
||||
zone_id=stop_dict.get('zone_id', ""),
|
||||
url=stop_dict.get('stop_url', ""),
|
||||
location_type=stop_dict.get('location_type', 0) or 0,
|
||||
parent_station_id=parent_station_id,
|
||||
timezone=stop_dict.get('stop_timezone', ""),
|
||||
wheelchair_boarding=stop_dict.get('wheelchair_boarding', 0),
|
||||
level_id=stop_dict.get('level_id', ""),
|
||||
platform_code=stop_dict.get('platform_code', ""),
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
stops.append(stop)
|
||||
|
||||
if stops and not dry_run:
|
||||
Stop.objects.bulk_create(stops,
|
||||
batch_size=bulk_size,
|
||||
update_conflicts=True,
|
||||
update_fields=['name', 'desc', 'lat', 'lon', 'zone_id', 'url',
|
||||
'location_type', 'parent_station_id', 'timezone',
|
||||
'wheelchair_boarding', 'level_id', 'platform_code',
|
||||
'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
stops.clear()
|
||||
|
||||
routes = []
|
||||
for route_dict in read_csv("routes.txt"):
|
||||
route_dict: dict
|
||||
route_id = route_dict['route_id']
|
||||
route_id = f"{gtfs_code}-{route_id}"
|
||||
# Agency is optional there is only one
|
||||
agency_id = route_dict.get('agency_id', "") or Agency.objects.get(gtfs_feed_id=gtfs_code)
|
||||
route = Route(
|
||||
id=route_id,
|
||||
agency_id=f"{gtfs_code}-{agency_id}",
|
||||
short_name=route_dict['route_short_name'],
|
||||
long_name=route_dict['route_long_name'],
|
||||
desc=route_dict.get('route_desc', ""),
|
||||
type=route_dict['route_type'],
|
||||
url=route_dict.get('route_url', ""),
|
||||
color=route_dict.get('route_color', ""),
|
||||
text_color=route_dict.get('route_text_color', ""),
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
routes.append(route)
|
||||
|
||||
if len(routes) >= bulk_size and not dry_run:
|
||||
Route.objects.bulk_create(routes,
|
||||
update_conflicts=True,
|
||||
update_fields=['agency_id', 'short_name', 'long_name', 'desc',
|
||||
'type', 'url', 'color', 'text_color',
|
||||
'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
routes.clear()
|
||||
if routes and not dry_run:
|
||||
Route.objects.bulk_create(routes,
|
||||
update_conflicts=True,
|
||||
update_fields=['agency_id', 'short_name', 'long_name', 'desc',
|
||||
'type', 'url', 'color', 'text_color',
|
||||
'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
routes.clear()
|
||||
|
||||
start_time = 0
|
||||
if verbosity >= 1:
|
||||
self.stdout.write("Deleting old calendars, trips and stop times…")
|
||||
start_time = time()
|
||||
|
||||
TripUpdate.objects.filter(trip__gtfs_feed_id=gtfs_code).delete()
|
||||
StopTime.objects.filter(trip__gtfs_feed_id=gtfs_code)._raw_delete(StopTime.objects.db)
|
||||
Trip.objects.filter(gtfs_feed_id=gtfs_code)._raw_delete(Trip.objects.db)
|
||||
Calendar.objects.filter(gtfs_feed_id=gtfs_code).delete()
|
||||
|
||||
if verbosity >= 1:
|
||||
end = time()
|
||||
self.stdout.write(f"Done in {end - start_time:.2f} s")
|
||||
|
||||
calendars = {}
|
||||
if os.path.exists(os.path.join(zip_dir, "calendar.txt")):
|
||||
for calendar_dict in read_csv("calendar.txt"):
|
||||
calendar_dict: dict
|
||||
calendar = Calendar(
|
||||
id=f"{gtfs_code}-{calendar_dict['service_id']}",
|
||||
monday=calendar_dict['monday'],
|
||||
tuesday=calendar_dict['tuesday'],
|
||||
wednesday=calendar_dict['wednesday'],
|
||||
thursday=calendar_dict['thursday'],
|
||||
friday=calendar_dict['friday'],
|
||||
saturday=calendar_dict['saturday'],
|
||||
sunday=calendar_dict['sunday'],
|
||||
start_date=calendar_dict['start_date'],
|
||||
end_date=calendar_dict['end_date'],
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
calendars[calendar.id] = calendar
|
||||
|
||||
if len(calendars) >= bulk_size and not dry_run:
|
||||
Calendar.objects.bulk_create(calendars.values(),
|
||||
update_conflicts=True,
|
||||
update_fields=['monday', 'tuesday', 'wednesday', 'thursday',
|
||||
'friday', 'saturday', 'sunday', 'start_date',
|
||||
'end_date', 'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
calendars.clear()
|
||||
if calendars and not dry_run:
|
||||
Calendar.objects.bulk_create(calendars.values(), update_conflicts=True,
|
||||
update_fields=['monday', 'tuesday', 'wednesday', 'thursday',
|
||||
'friday', 'saturday', 'sunday', 'start_date',
|
||||
'end_date', 'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
calendars.clear()
|
||||
|
||||
calendar_dates = []
|
||||
for calendar_date_dict in read_csv("calendar_dates.txt"):
|
||||
calendar_date_dict: dict
|
||||
calendar_date = CalendarDate(
|
||||
id=f"{gtfs_code}-{calendar_date_dict['service_id']}-{calendar_date_dict['date']}",
|
||||
service_id=f"{gtfs_code}-{calendar_date_dict['service_id']}",
|
||||
date=calendar_date_dict['date'],
|
||||
exception_type=calendar_date_dict['exception_type'],
|
||||
)
|
||||
calendar_dates.append(calendar_date)
|
||||
|
||||
if calendar_date.service_id not in calendars:
|
||||
calendar = Calendar(
|
||||
id=f"{gtfs_code}-{calendar_date_dict['service_id']}",
|
||||
monday=False,
|
||||
tuesday=False,
|
||||
wednesday=False,
|
||||
thursday=False,
|
||||
friday=False,
|
||||
saturday=False,
|
||||
sunday=False,
|
||||
start_date=calendar_date_dict['date'],
|
||||
end_date=calendar_date_dict['date'],
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
calendars[calendar.id] = calendar
|
||||
else:
|
||||
calendar = calendars[f"{gtfs_code}-{calendar_date_dict['service_id']}"]
|
||||
if calendar.start_date > calendar_date.date:
|
||||
calendar.start_date = calendar_date.date
|
||||
if calendar.end_date < calendar_date.date:
|
||||
calendar.end_date = calendar_date.date
|
||||
|
||||
if calendar_dates and not dry_run:
|
||||
Calendar.objects.bulk_create(calendars.values(),
|
||||
batch_size=bulk_size,
|
||||
update_conflicts=True,
|
||||
update_fields=['start_date', 'end_date', 'gtfs_feed'],
|
||||
unique_fields=['id'])
|
||||
CalendarDate.objects.bulk_create(calendar_dates,
|
||||
batch_size=bulk_size,
|
||||
update_conflicts=True,
|
||||
update_fields=['service_id', 'date', 'exception_type'],
|
||||
unique_fields=['id'])
|
||||
calendars.clear()
|
||||
calendar_dates.clear()
|
||||
|
||||
trips = []
|
||||
# start_time = time()
|
||||
for trip_dict in read_csv("trips.txt"):
|
||||
trip_dict: dict
|
||||
trip_id = trip_dict['trip_id']
|
||||
route_id = trip_dict['route_id']
|
||||
trip_id = f"{gtfs_code}-{trip_id}"
|
||||
route_id = f"{gtfs_code}-{route_id}"
|
||||
trip = Trip(
|
||||
id=trip_id,
|
||||
route_id=route_id,
|
||||
service_id=f"{gtfs_code}-{trip_dict['service_id']}",
|
||||
headsign=trip_dict.get('trip_headsign', ""),
|
||||
short_name=trip_dict.get('trip_short_name', ""),
|
||||
direction_id=trip_dict.get('direction_id', None) or None,
|
||||
block_id=trip_dict.get('block_id', ""),
|
||||
shape_id=trip_dict.get('shape_id', ""),
|
||||
wheelchair_accessible=trip_dict.get('wheelchair_accessible', None),
|
||||
bikes_allowed=trip_dict.get('bikes_allowed', None),
|
||||
gtfs_feed_id=gtfs_code,
|
||||
)
|
||||
trips.append(trip)
|
||||
|
||||
if len(trips) >= bulk_size and not dry_run:
|
||||
# now = time()
|
||||
# print(f"Elapsed time: {now - start_time:.3f}s, "
|
||||
# f"{1000 * (now - start_time) / len(trips):.2f}ms per iteration")
|
||||
# start_time = now
|
||||
Trip.objects.bulk_create(trips)
|
||||
# now = time()
|
||||
# print(f"Elapsed time: {now - start_time:.3f}s to save")
|
||||
# start_time = now
|
||||
trips.clear()
|
||||
if trips and not dry_run:
|
||||
Trip.objects.bulk_create(trips)
|
||||
trips.clear()
|
||||
|
||||
stop_times = []
|
||||
# start_time = time()
|
||||
for stop_time_dict in read_csv("stop_times.txt"):
|
||||
stop_time_dict: dict
|
||||
|
||||
stop_id = stop_time_dict['stop_id']
|
||||
stop_id = f"{gtfs_code}-{stop_id}"
|
||||
|
||||
trip_id = stop_time_dict['trip_id']
|
||||
trip_id = f"{gtfs_code}-{trip_id}"
|
||||
|
||||
arr_time = stop_time_dict['arrival_time']
|
||||
arr_h, arr_m, arr_s = map(int, arr_time.split(':'))
|
||||
arr_time = arr_h * 3600 + arr_m * 60 + arr_s
|
||||
dep_time = stop_time_dict['departure_time']
|
||||
dep_h, dep_m, dep_s = map(int, dep_time.split(':'))
|
||||
dep_time = dep_h * 3600 + dep_m * 60 + dep_s
|
||||
|
||||
pickup_type = stop_time_dict.get('pickup_type', PickupType.REGULAR)
|
||||
drop_off_type = stop_time_dict.get('drop_off_type', PickupType.REGULAR)
|
||||
# if stop_time_dict['stop_sequence'] == "1":
|
||||
# # First stop
|
||||
# drop_off_type = PickupType.NONE
|
||||
# elif arr_time == dep_time:
|
||||
# # Last stop
|
||||
# pickup_type = PickupType.NONE
|
||||
|
||||
st = StopTime(
|
||||
id=f"{gtfs_code}-{stop_time_dict['trip_id']}-{stop_time_dict['stop_id']}"
|
||||
f"-{stop_time_dict['departure_time']}",
|
||||
trip_id=trip_id,
|
||||
arrival_time=timedelta(seconds=arr_time),
|
||||
departure_time=timedelta(seconds=dep_time),
|
||||
stop_id=stop_id,
|
||||
stop_sequence=stop_time_dict['stop_sequence'],
|
||||
stop_headsign=stop_time_dict.get('stop_headsign', ""),
|
||||
pickup_type=pickup_type,
|
||||
drop_off_type=drop_off_type,
|
||||
timepoint=stop_time_dict.get('timepoint', None),
|
||||
)
|
||||
stop_times.append(st)
|
||||
|
||||
if len(stop_times) >= bulk_size and not dry_run:
|
||||
# now = time()
|
||||
# print(f"Elapsed time: {now - start_time:.3f}s, "
|
||||
# f"{1000 * (now - start_time) / len(stop_times):.2f}ms per iteration")
|
||||
# start_time = now
|
||||
StopTime.objects.bulk_create(stop_times)
|
||||
# now = time()
|
||||
# print(f"Elapsed time: {now - start_time:.3f}s to save")
|
||||
# start_time = now
|
||||
stop_times.clear()
|
||||
|
||||
if stop_times and not dry_run:
|
||||
StopTime.objects.bulk_create(stop_times)
|
||||
stop_times.clear()
|
||||
|
||||
if os.path.exists(os.path.join(zip_dir, "transfers.txt")):
|
||||
transfers = []
|
||||
for transfer_dict in read_csv("transfers.txt"):
|
||||
transfer_dict: dict
|
||||
from_stop_id = transfer_dict['from_stop_id']
|
||||
to_stop_id = transfer_dict['to_stop_id']
|
||||
from_stop_id = f"{gtfs_code}-{from_stop_id}"
|
||||
to_stop_id = f"{gtfs_code}-{to_stop_id}"
|
||||
|
||||
transfer = Transfer(
|
||||
id=f"{gtfs_code}-{transfer_dict['from_stop_id']}-{transfer_dict['to_stop_id']}",
|
||||
from_stop_id=from_stop_id,
|
||||
to_stop_id=to_stop_id,
|
||||
transfer_type=transfer_dict['transfer_type'],
|
||||
min_transfer_time=transfer_dict.get('min_transfer_time', 0) or 0,
|
||||
)
|
||||
transfers.append(transfer)
|
||||
|
||||
if len(transfers) >= bulk_size and not dry_run:
|
||||
Transfer.objects.bulk_create(transfers)
|
||||
transfers.clear()
|
||||
|
||||
if transfers and not dry_run:
|
||||
Transfer.objects.bulk_create(transfers)
|
||||
transfers.clear()
|
||||
|
||||
if os.path.exists(os.path.join(zip_dir, "feed_info.txt")) and not dry_run:
|
||||
for feed_info_dict in read_csv("feed_info.txt"):
|
||||
feed_info_dict: dict
|
||||
FeedInfo.objects.update_or_create(
|
||||
publisher_name=feed_info_dict['feed_publisher_name'],
|
||||
gtfs_feed_id=gtfs_code,
|
||||
defaults=dict(
|
||||
publisher_url=feed_info_dict['feed_publisher_url'],
|
||||
lang=feed_info_dict['feed_lang'],
|
||||
start_date=feed_info_dict.get('feed_start_date', datetime.now().date()),
|
||||
end_date=feed_info_dict.get('feed_end_date', datetime.now().date()),
|
||||
version=feed_info_dict.get('feed_version', 1),
|
||||
)
|
||||
)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,26 @@
|
|||
# Generated by Django 5.0.6 on 2024-05-12 09:31
|
||||
|
||||
import django.db.models.deletion
|
||||
from django.db import migrations, models
|
||||
|
||||
|
||||
class Migration(migrations.Migration):
|
||||
|
||||
dependencies = [
|
||||
("gtfs", "0001_initial"),
|
||||
]
|
||||
|
||||
operations = [
|
||||
migrations.AlterField(
|
||||
model_name="stop",
|
||||
name="parent_station",
|
||||
field=models.ForeignKey(
|
||||
blank=True,
|
||||
null=True,
|
||||
on_delete=django.db.models.deletion.SET_NULL,
|
||||
related_name="children",
|
||||
to="gtfs.stop",
|
||||
verbose_name="Parent station",
|
||||
),
|
||||
),
|
||||
]
|
||||
|
|
@ -288,7 +288,7 @@ class Stop(models.Model):
|
|||
|
||||
parent_station = models.ForeignKey(
|
||||
to="Stop",
|
||||
on_delete=models.PROTECT,
|
||||
on_delete=models.SET_NULL,
|
||||
verbose_name=_("Parent station"),
|
||||
related_name="children",
|
||||
blank=True,
|
||||
|
|
|
|||
Loading…
Reference in New Issue