Fix interceptor

Author: peevo

yandexcloud/_retry_interceptor.py

@@ -111,7 +111,10 @@ def retry():
             raise _RetryCall()
 
         try:
-            return continuation(client_call_details, request)
+            result = continuation(client_call_details, request)
+            if isinstance(result, grpc.RpcError):
+                raise result
+            return result
         except grpc.RpcError as e:
             # no retries left
             if 0 <= self.__max_retry_count <= attempt:

yandexcloud/_sdk.py

@@ -15,7 +15,8 @@ def __init__(self, interceptor=None, **kwargs):
         if interceptor is None:
             interceptor = RetryInterceptor(
                 max_retry_count=5,
-                per_call_timeout=1,
+                per_call_timeout=30,
+                back_off_func=lambda attempt: attempt * 2,
             )
         self._default_interceptor = interceptor
         self.helpers = _helpers.Helpers(self)