def _make_token_async(scopes, service_account_id):
"""Get a fresh authentication token.
Args:
scopes: A list of scopes.
service_account_id: Internal-use only.
Returns:
An tuple (token, expiration_time) where expiration_time is
seconds since the epoch.
"""
rpc = app_identity.create_rpc()
app_identity.make_get_access_token_call(rpc, scopes, service_account_id)
token, expires_at = yield rpc
raise ndb.Return((token, expires_at))
def _make_token_async(scopes, service_account_id):
"""Get a fresh authentication token.
Args:
scopes: A list of scopes.
service_account_id: Internal-use only.
Raises:
An ndb.Return with a tuple (token, expiration_time) where expiration_time is
seconds since the epoch.
"""
rpc = app_identity.create_rpc()
app_identity.make_get_access_token_call(rpc, scopes, service_account_id)
token, expires_at = yield rpc
raise ndb.Return((token, expires_at))