def credsfromfile(creds_file=None, subdir=None, verbose=False):
 return Authenticate().load_creds(creds_file=creds_file, subdir=subdir, verbose=verbose)

def credsfromfile ( creds_file = None , subdir = None , verbose = False ) : return Authenticate ( ) . load_creds ( creds_file = creds_file , subdir = subdir , verbose = verbose )
convenience function for authentication .