C:\veighna_studio\venv\Scripts\python.exe C:/veighna_studio/Lib/site-packages/vnpy_ctastrategy/strategies/run.py
Traceback (most recent call last):
File "C:\veighna_studio\Lib\site-packages\vnpy_ctastrategy\strategies\run.py", line 7, in <module>
from vnpy.event import EventEngine
File "C:\veighna_studio\Lib\site-packages\vnpy\event__init.py", line 1, in <module>
from .engine import Event, EventEngine, EVENT_TIMER
File "C:\veighna_studio\Lib\site-packages\vnpy\event\engine.py", line 9, in <module>
from typing import Any, Callable, List
File "C:\veighna_studio\Lib\site-packages\typing.py", line 1359, in <module>
class Callable(extra=collections_abc.Callable, metaclass=CallableMeta):
File "C:\veighna_studio\Lib\site-packages\typing.py", line 1007, in new__
self._abc_registry = extra._abc_registry
AttributeError: type object 'Callable' has no attribute '_abc_registry'
如何解决?