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[python_utils.git] / state_tracker.py

diff --git a/state_tracker.py b/state_tracker.py
index b375f8928dc09c6f359d6e99846d06f1db947c5e..62eb183dba7bfc90a4bbbff73b4401f2d747231b 100644 (file)
--- a/state_tracker.py
+++ b/state_tracker.py
@@ -1,9 +1,13 @@
 #!/usr/bin/env python3
 
 #!/usr/bin/env python3
 

+# © Copyright 2021-2022, Scott Gasch
+

 """Several helpers to keep track of internal state via periodic
 polling.  StateTracker expects to be invoked periodically to maintain
 state whereas the others automatically update themselves and,
 """Several helpers to keep track of internal state via periodic
 polling.  StateTracker expects to be invoked periodically to maintain
 state whereas the others automatically update themselves and,

-optionally, expose an event for client code to wait on state changes."""
+optionally, expose an event for client code to wait on state changes.
+
+"""

 
 import datetime
 import logging
 
 import datetime
 import logging


@@ -109,7 +113,7 @@ class AutomaticStateTracker(StateTracker):
     """
 
     @background_thread
     """
 
     @background_thread

-    def pace_maker(self, should_terminate) -> None:
+    def pace_maker(self, should_terminate: threading.Event) -> None:

         """Entry point for a background thread to own calling heartbeat()
         at regular intervals so that the main thread doesn't need to do
         so.
         """Entry point for a background thread to own calling heartbeat()
         at regular intervals so that the main thread doesn't need to do
         so.