Django 报错ModuleNotFoundError: No module named 'MySQLdb'

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原创最新推荐文章于 2025-06-24 23:43:10 发布 · 2.9k 阅读

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本文解决了一个常见的Django项目中遇到的问题：在尝试运行makemigrations命令时出现的MySQLdb模块未找到错误。详细介绍了错误的堆栈跟踪，并提供了解决方案，包括安装pymysql库和修改Django的_mysql_init_.py文件。

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报错详情

F:\src\FeedbackMonarch>D:Python37\python.exe manage.py makemigrations
Traceback (most recent call last):
  File "D:\Python37\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 "manage.py", line 15, in <module>
    execute_from_command_line(sys.argv)
  File "D:\Python37\lib\site-packages\django\core\management\__init__.py", line 381, in execute_from_command_line
    utility.execute()
  File "D:\Python37\lib\site-packages\django\core\management\__init__.py", line 357, in execute
    django.setup()
  File "D:\Python37\lib\site-packages\django\__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "D:\Python37\lib\site-packages\django\apps\registry.py", line 112, in populate
    app_config.import_models()
  File "D:\Python37\lib\site-packages\django\apps\config.py", line 198, in import_models
    self.models_module = import_module(models_module_name)
  File "D:\Python37\lib\importlib\__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
  File "<frozen importlib._bootstrap>", line 983, in _find_and_load
  File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 728, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "D:\Python37\lib\site-packages\django\contrib\auth\models.py", line 2, in <module>
    from django.contrib.auth.base_user import AbstractBaseUser, BaseUserManager
  File "D:\Python37\lib\site-packages\django\contrib\auth\base_user.py", line 47, in <module>
    class AbstractBaseUser(models.Model):
  File "D:\Python37\lib\site-packages\django\db\models\base.py", line 101, in __new__
    new_class.add_to_class('_meta', Options(meta, app_label))
  File "D:\Python37\lib\site-packages\django\db\models\base.py", line 305, in add_to_class
    value.contribute_to_class(cls, name)
  File "D:\Python37\lib\site-packages\django\db\models\options.py", line 203, in contribute_to_class
    self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
  File "D:\Python37\lib\site-packages\django\db\__init__.py", line 33, in __getattr__
    return getattr(connections[DEFAULT_DB_ALIAS], item)
  File "D:\Python37\lib\site-packages\django\db\utils.py", line 202, in __getitem__
    backend = load_backend(db['ENGINE'])
  File "D:\Python37\lib\site-packages\django\db\utils.py", line 110, in load_backend
    return import_module('%s.base' % backend_name)
  File "D:\Python37\lib\importlib\__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "D:\Python37\lib\site-packages\django\db\backends\mysql\base.py", line 20, in <module>
    ) from err
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module.
Did you install mysqlclient?

解决方案

D:\Python37\Scripts>pip3.7.exe install pymysql
编辑 D:\Python37\Lib\site-packages\django\db\backends\mysql\ _ init_.py

import pymysql 
pymysql.install_as_MySQLdb()