tqm._initialize_notified_handlers() is noop now (ansible#50713)

lib/ansible/executor/task_queue_manager.py

@@ -110,26 +110,6 @@ def _initialize_processes(self, num):
         for i in range(num):
             self._workers.append(None)
 
-    def _initialize_notified_handlers(self, play):
-        '''
-        Clears and initializes the shared notified handlers dict with entries
-        for each handler in the play, which is an empty array that will contain
-        inventory hostnames for those hosts triggering the handler.
-        '''
-
-        def _process_block(b):
-            temp_list = []
-            for t in b.block:
-                if isinstance(t, Block):
-                    temp_list.extend(_process_block(t))
-                else:
-                    temp_list.append(t)
-            return temp_list
-
-        handler_list = []
-        for handler_block in play.handlers:
-            handler_list.extend(_process_block(handler_block))
-
     def load_callbacks(self):
         '''
         Loads all available callbacks, with the exception of those which
@@ -226,9 +206,6 @@ def run(self, play):
 
         self.send_callback('v2_playbook_on_play_start', new_play)
 
-        # initialize the shared dictionary containing the notified handlers
-        self._initialize_notified_handlers(new_play)
-
         # build the iterator
         iterator = PlayIterator(
             inventory=self._inventory,

test/units/plugins/strategy/test_strategy_base.py

@@ -525,7 +525,6 @@ def fake_run(*args):
             forks=5,
         )
         tqm._initialize_processes(3)
-        tqm._initialize_notified_handlers(mock_play)
         tqm.hostvars = dict()
 
         try: