def METHOD_NAME():
    """Supplies the BSRN FTP credentials for testing purposes.
    Users should obtain their own credentials as described in the `read_bsrn`
    documentation."""
    bsrn_username = os.environ["BSRN_FTP_USERNAME"]
    bsrn_password = os.environ["BSRN_FTP_PASSWORD"]
    return bsrn_username, bsrn_password