If you don’t have a key, you can get one here:
https://511.org/developers/list/tokens/create
This function pulls a list of operator names, modes, and private codes. The latter we use to make requests for GTFS data.
You can use the get_511_url() function to build a URL from which you can directly download GTFS data for an operator.
Using trread, load BART data into R as a list of dataframes.
Summarise the number of stops per route on BART.