use list for unique_task2name

Author: dlashua

custom_components/pyscript/function.py

@@ -164,7 +164,10 @@ async def task_unique(name, kill_me=False):
                         pass
             if curr_task in cls.our_tasks:
                 cls.unique_name2task[name] = curr_task
-                cls.unique_task2name[curr_task] = name
+                if curr_task not in cls.unique_task2name:
+                    cls.unique_task2name[curr_task] = []
+                if name not in cls.unique_task2name[curr_task]:
+                    cls.unique_task2name[curr_task].append(name)
 
         return task_unique
 
@@ -296,7 +299,8 @@ async def run_coro(cls, coro):
             _LOGGER.error("run_coro: got exception %s", traceback.format_exc(-1))
         finally:
             if task in cls.unique_task2name:
-                del cls.unique_name2task[cls.unique_task2name[task]]
+                for name in cls.unique_task2name[task]:
+                    del cls.unique_name2task[name]
                 del cls.unique_task2name[task]
             if task in cls.task2context:
                 del cls.task2context[task]