Merge pull request #153 fix raise exception for close after error

Author: rekby

ydb/_topic_writer/topic_writer_asyncio.py

@@ -197,7 +197,6 @@ async def close(self):
             return
 
         self._closed = True
-
         self._stop(TopicWriterStopped())
 
         background_tasks = self._background_tasks
@@ -207,6 +206,12 @@ async def close(self):
 
         await asyncio.wait(self._background_tasks)
 
+        # if work was stopped before close by error - raise the error
+        try:
+            self._check_stop()
+        except TopicWriterStopped:
+            pass
+
     async def wait_init(self) -> PublicWriterInitInfo:
         done, _ = await asyncio.wait(
             [self._init_info, self._stop_reason], return_when=asyncio.FIRST_COMPLETED