Electrification.fetch_national_network_codes
- Electrification.fetch_national_network_codes(update=False, dump_dir=None, verbose=False)
Fetch OLE section codes for national network.
- Parameters
update (bool) – whether to do an update check (for the package data), defaults to
False
dump_dir (str or None) – pathname of a directory where the data file is dumped, defaults to
None
verbose (bool or int) – whether to print relevant information in console, defaults to
False
- Returns
OLE section codes for National network
- Return type
dict or None
Examples:
>>> from pyrcs.line_data import Electrification # from pyrcs import Electrification >>> elec = Electrification() >>> nn_codes = elec.fetch_national_network_codes() >>> type(nn_codes) dict >>> list(nn_codes.keys()) ['National network', 'Last updated date'] >>> elec.KEY_TO_NATIONAL_NETWORK 'National network' >>> nn_codes_dat = nn_codes[elec.KEY_TO_NATIONAL_NETWORK] >>> type(nn_codes_dat) dict >>> list(nn_codes_dat.keys()) ['Traditional numbering system [distance and sequence]', 'New numbering system [km and decimal]', 'Codes not certain [confirmation is welcome]', 'Suspicious data', 'An odd one to complete the record', 'LBSC/Southern Railway overhead system', 'Codes not known'] >>> tns_codes = nn_codes_dat['Traditional numbering system [distance and sequence]'] >>> type(tns_codes) dict >>> list(tns_codes.keys()) ['Codes', 'Notes'] >>> tns_codes_dat = tns_codes['Codes'] >>> tns_codes_dat.head() Code ... Datum 0 A ... Fenchurch Street 1 A ... Newbridge Junction 2 A ... Fenchurch Street 3 A ... Guide Bridge Station Junction 4 AB ... [5 rows x 4 columns]