style fixes

Author: vgvoleg

ydb/aio/query/pool.py

@@ -83,15 +83,13 @@ async def acquire(self) -> QuerySession:
         return session
 
     async def release(self, session: QuerySession) -> None:
-        """Release a session back to Session Pool.
-        """
+        """Release a session back to Session Pool."""
 
         self._queue.put_nowait(session)
         logger.debug("Session returned to queue: %s", session._state.session_id)
 
     def checkout(self) -> "SimpleQuerySessionCheckoutAsync":
-        """Return a Session context manager, that acquires session on enter and releases session on exit.
-        """
+        """Return a Session context manager, that acquires session on enter and releases session on exit."""
 
         return SimpleQuerySessionCheckoutAsync(self)
 

ydb/query/pool.py

@@ -99,8 +99,7 @@ def acquire(self, timeout: Optional[float] = None) -> QuerySession:
                 self._lock.release()
 
     def release(self, session: QuerySession) -> None:
-        """Release a session back to Session Pool.
-        """
+        """Release a session back to Session Pool."""
 
         self._queue.put_nowait(session)
         logger.debug("Session returned to queue: %s", session._state.session_id)