ModuleNotFoundError: No module named 'MySQLdb'

admin

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. p* a5 [+ g) v  ~6 YC:\Users\admin\AppData\Local\Programs\Python\Python312\python.exe -m flask run -h 0.0.0.0 -p 5000 Usage: python -m flask run [OPTIONS]Try 'python -m flask run --help' for help.Error: While importing 'app', an ImportError was raised:Traceback (most recent call last):  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\flask\cli.py", line 245, in locate_app    __import__(module_name)  File "C:\Users\admin\Desktop\new_flask\app.py", line 11, in <module>    db = SQLAlchemy(app)         ^^^^^^^^^^^^^^^  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\flask_sqlalchemy\extension.py", line 278, in __init__    self.init_app(app)  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\flask_sqlalchemy\extension.py", line 374, in init_app    engines[key] = self._make_engine(key, options, app)                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\flask_sqlalchemy\extension.py", line 665, in _make_engine    return sa.engine_from_config(options, prefix="")           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\sqlalchemy\engine\create.py", line 820, in engine_from_config    return create_engine(url, **options)           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  File "<string>", line 2, in create_engine  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\sqlalchemy\util\deprecations.py", line 281, in warned    return fn(*args, **kwargs)  # type: ignore[no-any-return]           ^^^^^^^^^^^^^^^^^^^  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\sqlalchemy\engine\create.py", line 599, in create_engine    dbapi = dbapi_meth(**dbapi_args)            ^^^^^^^^^^^^^^^^^^^^^^^^  File "C:\Users\admin\AppData\Local\Programs\Python\Python312\Lib\site-packages\sqlalchemy\dialects\mysql\mysqldb.py", line 147, in import_dbapi    return __import__("MySQLdb")           ^^^^^^^^^^^^^^^^^^^^^ModuleNotFoundError: No module named 'MySQLdb'

  r) `' ?1 M4 [[size=0.2]说明pip环境没有安装mysqlclient插件

8 M' x! y; L9 u' n; g# h  V9 X; rModuleNotFoundError: No module named 'MySQLdb' 这个错误表明Python环境中没有找到名为MySQLdb的模块。这是因为MySQLdb是一个连接MySQL数据库的Python库，但它不是Python标准库的一部分，它需要单独安装。
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- K4 W' Y% z' P$ i) g安装MySQLdb模块。可以使用pip安装，在命令行中输入以下命令：

. o: M% F0 p3 J/ ?5 Bpip install mysqlclient




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admin

pip install  mysql-connector-python