Django Did you install mysqlclient?

Traceback (most recent call last):
  File "D:\py\Lib\site-packages\django\db\backends\mysql\base.py", line 15, in <module>
    import MySQLdb as Database
ModuleNotFoundError: No module named 'MySQLdb'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "D:\pycharmdome\Test\manage.py", line 22, in <module>
    main()
  File "D:\pycharmdome\Test\manage.py", line 18, in main
    execute_from_command_line(sys.argv)
  File "D:\py\Lib\site-packages\django\core\management\__init__.py", line 401, in execute_from_command_line
    utility.execute()
  File "D:\py\Lib\site-packages\django\core\management\__init__.py", line 377, in execute
    django.setup()
  File "D:\py\Lib\site-packages\django\__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "D:\py\Lib\site-packages\django\apps\registry.py", line 114, in populate
    app_config.import_models()
  File "D:\py\Lib\site-packages\django\apps\config.py", line 211, in import_models
    self.models_module = import_module(models_module_name)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\py\Lib\importlib\__init__.py", line 90, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 995, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "D:\py\Lib\site-packages\django\contrib\auth\models.py", line 2, in <module>
    from django.contrib.auth.base_user import AbstractBaseUser, BaseUserManager
  File "D:\py\Lib\site-packages\django\contrib\auth\base_user.py", line 48, in <module>
    class AbstractBaseUser(models.Model):
  File "D:\py\Lib\site-packages\django\db\models\base.py", line 122, in __new__
    new_class.add_to_class('_meta', Options(meta, app_label))
  File "D:\py\Lib\site-packages\django\db\models\base.py", line 326, in add_to_class
    value.contribute_to_class(cls, name)
  File "D:\py\Lib\site-packages\django\db\models\options.py", line 206, in contribute_to_class
    self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
                                                 ^^^^^^^^^^^^^^
  File "D:\py\Lib\site-packages\django\db\__init__.py", line 28, in __getattr__
    return getattr(connections[DEFAULT_DB_ALIAS], item)
                   ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
  File "D:\py\Lib\site-packages\django\db\utils.py", line 214, in __getitem__
    backend = load_backend(db['ENGINE'])
              ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\py\Lib\site-packages\django\db\utils.py", line 111, in load_backend
    return import_module('%s.base' % backend_name)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\py\Lib\importlib\__init__.py", line 90, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\py\Lib\site-packages\django\db\backends\mysql\base.py", line 17, in <module>
    raise ImproperlyConfigured(
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module.
Did you install mysqlclient?

这个错误信息表明 Django 试图加载 MySQLdb 模块，但是没有找到。MySQLdb 是一个 Python 模块，用于提供对 MySQL 数据库的访问。错误是因为 MySQLdb 模块没有被正确安装，或者 Django 没有正确配置以使用它。

pip install mysqlclient