fix condition to delete old table keys #251
Merged
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Description
When sending a single message,
on_window_close
callback is not triggered. It is triggered only after sending a second message to the stream.In _del_old_keys(), window.stale is always calculated based on
self._partition_latest_timestamp[partition]
which will always be the same astimestamps[0]
if there is only one message in stream:Related issue
Following the issue #250
Slack thread
Following the Slack discussion https://fauststream.slack.com/archives/C7FL9CB5E/p1641131986210500