routes

routes

Helpers for working with routes.txt.

Functions

Name	Description
get_saved_route_type_lookup	Get the locally saved route type lookup as a dataframe.
scrape_route_type_lookup	Scrape a lookup of GTFS route_type codes to descriptions.

get_saved_route_type_lookup

routes.get_saved_route_type_lookup(path=pathlib.Path(os.path.join(PKG_PATH, 'data', 'route_lookup.pkl')))

Get the locally saved route type lookup as a dataframe.

Parameters

Name	Type	Description	Default
path	Union[str, pathlib.Path]	The path to the route type lookup, defaults to os.path.join(PKG_PATH, “data”, “route_lookup.pkl”)	pathlib.Path(os.path.join(PKG_PATH, 'data', 'route_lookup.pkl'))

Returns

Type	Description
pd.DataFrame	The route type lookup

scrape_route_type_lookup

routes.scrape_route_type_lookup(gtfs_url='https://gtfs.org/schedule/reference/', ext_spec_url='https://developers.google.com/transit/gtfs/reference/extended-route-types', extended_schema=True)

Scrape a lookup of GTFS route_type codes to descriptions.

Scrapes HTML tables from gtfs_url to provide a lookup of route_type codes to human readable descriptions. Useful for confirming available modes of transport within a GTFS. If extended_schema is True, then also include the proposed extension of route_type to the GTFS.

Parameters

Name	Type	Description	Default
gtfs_url	str	The url containing the GTFS accepted route_type codes. Defaults to “https://gtfs.org/schedule/reference/”.	'https://gtfs.org/schedule/reference/'
ext_spec_url	str	The url containing the table of the proposed extension to the GTFS schema for route_type codes. Defaults to ( “https://developers.google.com/transit/gtfs/reference/” “extended-route-types” ).	'https://developers.google.com/transit/gtfs/reference/extended-route-types'
extended_schema	bool	Should the extended schema table be scraped and included in the output? Defaults to True.	True

Returns

Type	Description
pd.core.frame.DataFrame	A lookup of route_type codes to descriptions.

Raises

Type	Description
ValueError	gtfs_url or ext_spec_url are not “http” or “https” protocol.
TypeError	extended_schema is not of type bool.