安装好veighna_studio-3.8.0，装好mysql， 在github上找到run.py，放到某个目录下运行，即出现以下错误：
C:\veighna_studio\Lib\site-packages\vnpy_ctastrategy>python run.py
找不到数据库驱动vnpy_mysql，使用默认的SQLite数据库
Traceback (most recent call last):
File "C:\veighna_studio\lib\site-packages\vnpy\trader\database.py", line 152, in get_database
module: ModuleType = import_module(module_name)
File "C:\veighna_studio\lib\importlib__init.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 883, in exec_module
File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
File "C:\veighna_studio\lib\site-packages\vnpy_mysql\init__.py", line 26, in <module>
from .mysql_database import MysqlDatabase as Database
File "C:\veighna_studio\lib\site-packages\vnpy_mysql\mysql_database.py", line 4, in <module>
from peewee import (
ModuleNotFoundError: No module named 'peewee'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "C:\veighna_studio\Lib\site-packages\vnpy_ctastrategy\run.py", line 28, in <module>
main()
File "C:\veighna_studio\Lib\site-packages\vnpy_ctastrategy\run.py", line 18, in main
main_engine.add_app(CtaStrategyApp)
File "C:\veighna_studio\lib\site-packages\vnpy\trader\engine.py", line 102, in add_app
engine: BaseEngine = self.add_engine(app.engine_class)
File "C:\veighna_studio\lib\site-packages\vnpy\trader\engine.py", line 73, in add_engine
engine: BaseEngine = engine_class(self, self.event_engine)
File "C:\veighna_studio\lib\site-packages\vnpy_ctastrategy\engine.py", line 97, in init
self.database: BaseDatabase = get_database()
File "C:\veighna_studio\lib\site-packages\vnpy\trader\database.py", line 155, in get_database
module: ModuleType = import_module("vnpy_sqlite")
File "C:\veighna_studio\lib\importlib__init.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 883, in exec_module
File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
File "C:\veighna_studio\lib\site-packages\vnpy_sqlite\init__.py", line 26, in <module>
from .sqlite_database import SqliteDatabase as Database
File "C:\veighna_studio\lib\site-packages\vnpy_sqlite\sqlite_database.py", line 4, in <module>
from peewee import (
ModuleNotFoundError: No module named 'peewee'
以前用的是veighna_studio-3.5.0，没有这样的问题，比较了一下2个版本相关的文件，也没有找到什么不同，论坛里大概翻了一下，没有找到相应的贴子，
可以看下问题出在哪里吗？
