Merge pull request #355 from NIC619/check_before_del
Check if entry exists in dictionary before delete
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commit
74198c70b1
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@ -96,7 +96,8 @@ class MessageCache:
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last_entries: List[CacheEntry] = self.history[len(self.history) - 1]
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for entry in last_entries:
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del self.msgs[entry.mid]
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if entry.mid in self.msgs:
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del self.msgs[entry.mid]
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i: int = len(self.history) - 2
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@ -297,7 +297,8 @@ class Mplex(IMuxedConn):
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# the entry of this stream, to avoid others from accessing it.
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if is_local_closed:
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async with self.streams_lock:
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del self.streams[stream_id]
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if stream_id in self.streams:
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del self.streams[stream_id]
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async def _handle_reset(self, stream_id: StreamID) -> None:
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async with self.streams_lock:
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@ -315,7 +316,8 @@ class Mplex(IMuxedConn):
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if not stream.event_local_closed.is_set():
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stream.event_local_closed.set()
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async with self.streams_lock:
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del self.streams[stream_id]
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if stream_id in self.streams:
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del self.streams[stream_id]
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async def _cleanup(self) -> None:
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if not self.event_shutting_down.is_set():
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@ -180,7 +180,8 @@ class MplexStream(IMuxedStream):
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if _is_remote_closed:
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# Both sides are closed, we can safely remove the buffer from the dict.
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async with self.muxed_conn.streams_lock:
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del self.muxed_conn.streams[self.stream_id]
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if self.stream_id in self.muxed_conn.streams:
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del self.muxed_conn.streams[self.stream_id]
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async def reset(self) -> None:
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"""closes both ends of the stream tells this remote side to hang up."""
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