Added export function to create GTFS files from a list of QuerySets
This commit is contained in:
Johannes Randerath
parent
3e8b2b2711
commit
dcf1b47609
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@ -252,7 +252,7 @@ gtfs_schema = {
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def to_camel_case(s: str):
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return ''.join(word.capitalize() for word in s.split('_'))
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def standardize_time(time_str):
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def standardize_time(time_str: str):
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date_str = f"Jan 19, 1999 {time_str}"
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ntuple=email.utils.parsedate(date_str)
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timestamp=time.mktime(ntuple)
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@ -263,7 +263,7 @@ def standardize_time(time_str):
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def is_NaN(v):
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return (isinstance(v, str) and v.lower() == "nan") or (isinstance(v, numbers.Number) and math.isnan(v))
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def stdz(v, m, f):
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def stdz(v, m: django.db.models.Model, f: str):
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if m._meta.get_field(f).get_internal_type() == 'DateField':
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return str(v)
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if m._meta.get_field(f).get_internal_type() == 'TimeField':
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@ -276,9 +276,6 @@ def gtfs_to_db(g: pt_map.gtfs.GTFS):
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name = to_camel_case(singularize(k))
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m = getattr(pt_map.models, name)
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df = getattr(g, k).data
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print("\n\n\n\n")
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print(name)
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print("#############################################################################################")
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if not df.empty:
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for _, row in df.iterrows():
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defaults = {field: stdz(row.get(field), m, field) for field in v if row.get(field) and not is_NaN(row[field])}
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@ -288,4 +285,42 @@ def gtfs_to_db(g: pt_map.gtfs.GTFS):
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**kw_args,
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)
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reversed_file_mapping = {
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"Agency": "agency",
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"Stop": "stops",
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"Route": "routes",
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"Trip": "trips",
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"StopTime": "stop_times",
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"Calendar": "calendar",
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"CalendarDate": "calendar_dates",
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"FareAttribute": "fare_attributes",
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"FareRule": "fare_rules",
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"Timeframe": "timeframes",
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"FareMedium": "fare_media",
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"FareProduct": "fare_products",
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"FareLegRule": "fare_leg_rules",
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"FareTransferRule": "fare_transfer_rules",
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"Area": "areas",
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"StopArea": "stop_areas",
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"Network": "networks",
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"RouteNetwork": "route_networks",
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"Shape": "shapes",
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"Frequency": "frequencies",
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"Transfer": "transfers",
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"Pathway": "pathways",
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"Level": "levels",
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"LocationGroup": "location_groups",
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"LocationGroupStop": "location_group_stops",
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"LocationsGeojson": "locations.geojson",
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"BookingRule": "booking_rules",
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"Translation": "translations",
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"FeedInfo": "feed_info",
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"Attribution": "attributions"
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}
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def db_to_gtfs(q: list[django.db.models.query.QuerySet], folder_path: str):
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dfs = {reversed_file_mapping[m.model.__name__]: (pd.DataFrame(list(m.values())) if m else pd.DataFrame()) for m in q}
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g = pt_map.gtfs.GTFS(folder_path, dfs)
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g.validate()
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return g
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@ -2,153 +2,157 @@ import pandas as pd
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import os
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class GTFS:
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def __init__(self, folder_path):
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def __init__(self, folder_path: str, dfs: list[list] = None):
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self.folder_path = folder_path
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self.agency = self.Agency(self.folder_path)
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self.stops = self.Stops(self.folder_path)
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self.routes = self.Routes(self.folder_path)
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self.trips = self.Trips(self.folder_path)
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self.stop_times = self.StopTimes(self.folder_path)
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self.calendar = self.Calendar(self.folder_path)
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self.calendar_dates = self.CalendarDates(self.folder_path)
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self.fare_attributes = self.FareAttributes(self.folder_path)
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self.fare_rules = self.FareRules(self.folder_path)
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self.timeframes = self.Timeframes(self.folder_path)
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self.fare_media = self.FareMedia(self.folder_path)
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self.fare_products = self.FareProducts(self.folder_path)
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self.fare_leg_rules = self.FareLegRules(self.folder_path)
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self.fare_transfer_rules = self.FareTransferRules(self.folder_path)
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self.areas = self.Areas(self.folder_path)
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self.stop_areas = self.StopAreas(self.folder_path)
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self.networks = self.Networks(self.folder_path)
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self.route_networks = self.RouteNetworks(self.folder_path)
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self.shapes = self.Shapes(self.folder_path)
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self.frequencies = self.Frequencies(self.folder_path)
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self.transfers = self.Transfers(self.folder_path)
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self.pathways = self.Pathways(self.folder_path)
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self.levels = self.Levels(self.folder_path)
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self.location_groups = self.LocationGroups(self.folder_path)
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self.location_group_stops = self.LocationGroupStops(self.folder_path)
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self.locations_geojson = self.LocationsGeojson(self.folder_path)
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self.booking_rules = self.BookingRules(self.folder_path)
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self.translations = self.Translations(self.folder_path)
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self.feed_info = self.FeedInfo(self.folder_path)
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self.attributions = self.Attributions(self.folder_path)
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self.agency = self.Agency(self.folder_path, dfs)
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self.stops = self.Stops(self.folder_path, dfs)
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self.routes = self.Routes(self.folder_path, dfs)
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self.trips = self.Trips(self.folder_path, dfs)
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self.stop_times = self.StopTimes(self.folder_path, dfs)
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self.calendar = self.Calendar(self.folder_path, dfs)
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self.calendar_dates = self.CalendarDates(self.folder_path, dfs)
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self.fare_attributes = self.FareAttributes(self.folder_path, dfs)
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self.fare_rules = self.FareRules(self.folder_path, dfs)
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self.timeframes = self.Timeframes(self.folder_path, dfs)
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self.fare_media = self.FareMedia(self.folder_path, dfs)
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self.fare_products = self.FareProducts(self.folder_path, dfs)
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self.fare_leg_rules = self.FareLegRules(self.folder_path, dfs)
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self.fare_transfer_rules = self.FareTransferRules(self.folder_path, dfs)
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self.areas = self.Areas(self.folder_path, dfs)
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self.stop_areas = self.StopAreas(self.folder_path, dfs)
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self.networks = self.Networks(self.folder_path, dfs)
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self.route_networks = self.RouteNetworks(self.folder_path, dfs)
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self.shapes = self.Shapes(self.folder_path, dfs)
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self.frequencies = self.Frequencies(self.folder_path, dfs)
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self.transfers = self.Transfers(self.folder_path, dfs)
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self.pathways = self.Pathways(self.folder_path, dfs)
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self.levels = self.Levels(self.folder_path, dfs)
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self.location_groups = self.LocationGroups(self.folder_path, dfs)
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self.location_group_stops = self.LocationGroupStops(self.folder_path, dfs)
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self.locations_geojson = self.LocationsGeojson(self.folder_path, dfs)
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self.booking_rules = self.BookingRules(self.folder_path, dfs)
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self.translations = self.Translations(self.folder_path, dfs)
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self.feed_info = self.FeedInfo(self.folder_path, dfs)
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self.attributions = self.Attributions(self.folder_path, dfs)
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self.errors = []
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class GTFSFile:
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def __init__(self, folder_path, file_name):
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def __init__(self, folder_path, file_name, dfs):
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self.file_name = file_name
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self.file_path = f"{folder_path}/{file_name}.txt"
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self.data = self.load_data()
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self.data = self.load_data(dfs)
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def load_data(self):
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def load_data(self, dfs):
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if dfs:
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return dfs[self.file_name]
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else:
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try:
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return pd.read_csv(self.file_path)
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except FileNotFoundError:
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return pd.DataFrame()
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class Agency(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'agency')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'agency', dfs)
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class Stops(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'stops')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'stops', dfs)
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class Routes(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'routes')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'routes', dfs)
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class Trips(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'trips')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'trips', dfs)
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class StopTimes(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'stop_times')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'stop_times', dfs)
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class Calendar(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'calendar')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'calendar', dfs)
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class CalendarDates(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'calendar_dates')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'calendar_dates', dfs)
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class FareAttributes(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_attributes')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_attributes', dfs)
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class FareRules(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_rules')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_rules', dfs)
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class Timeframes(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'timeframes')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'timeframes', dfs)
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class FareMedia(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_media')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_media', dfs)
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class FareProducts(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_products')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_products', dfs)
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class FareLegRules(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_leg_rules')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_leg_rules', dfs)
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class FareTransferRules(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'fare_transfer_rules')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'fare_transfer_rules', dfs)
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class Areas(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'areas')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'areas', dfs)
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class StopAreas(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'stop_areas')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'stop_areas', dfs)
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class Networks(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'networks')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'networks', dfs)
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class RouteNetworks(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'route_networks')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'route_networks', dfs)
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class Shapes(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'shapes')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'shapes', dfs)
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class Frequencies(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'frequencies')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'frequencies', dfs)
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class Transfers(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'transfers')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'transfers', dfs)
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class Pathways(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'pathways')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'pathways', dfs)
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class Levels(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'levels')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'levels', dfs)
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class LocationGroups(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'location_groups')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'location_groups', dfs)
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class LocationGroupStops(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'location_group_stops')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'location_group_stops', dfs)
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class LocationsGeojson(GTFSFile):
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def __init__(self, folder_path):
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def __init__(self, folder_path, dfs):
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self.file_path = f"{folder_path}/locations.geojson"
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if os.path.exists(self.file_path):
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self.data = self.load_data()
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@ -162,20 +166,20 @@ class GTFS:
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return pd.DataFrame()
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class BookingRules(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'booking_rules')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'booking_rules', dfs)
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class Translations(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'translations')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'translations', dfs)
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class FeedInfo(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'feed_info')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'feed_info', dfs)
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class Attributions(GTFSFile):
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def __init__(self, folder_path):
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super().__init__(folder_path, 'attributions')
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def __init__(self, folder_path, dfs):
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super().__init__(folder_path, 'attributions', dfs)
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def get_files(self):
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return [attr for attr in dir(self) if isinstance(getattr(self, attr), self.GTFSFile)]
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@ -200,37 +204,66 @@ class GTFS:
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df.to_csv(fpath, index=False)
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def validate(self):
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if not self.agency.data.empty:
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self.validate_agency()
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if not self.stops.data.empty:
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self.validate_stops()
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if not self.routes.data.empty:
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self.validate_routes()
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if not self.trips.data.empty:
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self.validate_trips()
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if not self.stop_times.data.empty:
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self.validate_stop_times()
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if not self.calendar.data.empty:
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self.validate_calendar()
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if not self.calendar_dates.data.empty:
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self.validate_calendar_dates()
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if not self.fare_attributes.data.empty:
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self.validate_fare_attributes()
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if not self.fare_rules.data.empty:
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self.validate_fare_rules()
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if not self.timeframes.data.empty:
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self.validate_timeframes()
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if not self.fare_media.data.empty:
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self.validate_fare_media()
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if not self.fare_products.data.empty:
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self.validate_fare_products()
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if not self.fare_leg_rules.data.empty:
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self.validate_fare_leg_rules()
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if not self.fare_transfer_rules.data.empty:
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self.validate_fare_transfer_rules()
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if not self.areas.data.empty:
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self.validate_areas()
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if not self.stop_areas.data.empty:
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self.validate_stop_areas()
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if not self.networks.data.empty:
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self.validate_networks()
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if not self.route_networks.data.empty:
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self.validate_route_networks()
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if not self.shapes.data.empty:
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self.validate_shapes()
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if not self.frequencies.data.empty:
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self.validate_frequencies()
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if not self.transfers.data.empty:
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self.validate_transfers()
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if not self.pathways.data.empty:
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self.validate_pathways()
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if not self.levels.data.empty:
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self.validate_levels()
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if not self.location_groups.data.empty:
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self.validate_location_groups()
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if not self.location_group_stops.data.empty:
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self.validate_location_group_stops()
|
||||
if not self.locations_geojson.data.empty:
|
||||
self.validate_locations_geojson()
|
||||
if not self.booking_rules.data.empty:
|
||||
self.validate_booking_rules()
|
||||
if not self.translations.data.empty:
|
||||
self.validate_translations()
|
||||
if not self.feed_info.data.empty:
|
||||
self.validate_feed_info()
|
||||
if not self.attributions.data.empty:
|
||||
self.validate_attributions()
|
||||
self.validate_cross_references()
|
||||
|
||||
if not self.errors:
|
||||
return None
|
||||
|
|
@ -435,10 +468,3 @@ class GTFS:
|
|||
if df[['stop_lat', 'stop_lon']].isnull().any().any():
|
||||
self.errors.append(f"stops.txt has missing lat/lon values.")
|
||||
|
||||
def validate_cross_references(self):
|
||||
# Example: Validate that all stop_ids in stop_times.txt exist in stops.txt
|
||||
if not self.stop_times.data.empty and not self.stops.data.empty:
|
||||
invalid_stops = set(self.stop_times.data['stop_id']) - set(self.stops.data['stop_id'])
|
||||
if invalid_stops:
|
||||
self.errors.append(f"stop_times.txt has invalid stop_ids: {invalid_stops}")
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user