fix: dispose window scheduler

influxdb_client/client/write_api.py

@@ -255,11 +255,12 @@ def __init__(self,
  # Define Subject that listen incoming data and produces writes into InfluxDB
  self._subject = Subject()
 
+ self._window_scheduler = ThreadPoolScheduler(1)
  self._disposable = self._subject.pipe(
  # Split incoming data to windows by batch_size or flush_interval
  ops.window_with_time_or_count(count=write_options.batch_size,
  timespan=timedelta(milliseconds=write_options.flush_interval),
- scheduler=ThreadPoolScheduler(1)),
+ scheduler=self._window_scheduler),
  # Map window into groups defined by 'organization', 'bucket' and 'precision'
  ops.flat_map(lambda window: window.pipe(
  # Group window by 'organization', 'bucket' and 'precision'
@@ -440,6 +441,11 @@ def __del__(self):
  )
  break
 
+ if self._window_scheduler:
+ self._window_scheduler.executor.shutdown()
+ self._window_scheduler.executor = None
+ self._window_scheduler = None
+
  if self._disposable:
  self._disposable = None
  pass
@@ -565,6 +571,7 @@ def __getstate__(self):
  # Remove rx
  del state['_subject']
  del state['_disposable']
+ del state['_window_scheduler']
  del state['_write_service']
  return state