Retrieves the Datawrapper-API-key from the DW_KEY
environment variable if it exists.
dw_get_api_key()
The API-key as a character string
You can use datawrapper_auth()
to store your API key into your local .Renviron
file.
This is a helper function, that shouldn't be of any use outside of this package.
Benedict Witzenberger
if (FALSE) dw_get_api_key()