如何使用MySQLdb与Python和Django在OSX 10.6?

这是OSX 10.6用户经常讨论的问题，但我还没有找到一个有效的解决方案。下面是我的设置:

Python 2.6.1 64bit Django 1.2.1 " MySQL 5.1.47 osx10.6 64bit

我用——no-site-packages创建了一个virtualenvwrapper，然后安装Django。当我激活virtualenv并运行python manage.py syncdb时，我得到这个错误:

Traceback (most recent call last):
File "manage.py", line 11, in <module>
  execute_manager(settings)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/__init__.py", line 438, in execute_manager
  utility.execute()
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/__init__.py", line 379, in execute
  self.fetch_command(subcommand).run_from_argv(self.argv)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/__init__.py", line 257, in fetch_command
  klass = load_command_class(app_name, subcommand)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/__init__.py", line 67, in load_command_class
  module = import_module('%s.management.commands.%s' % (app_name, name))
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/utils/importlib.py", line 35, in import_module
  __import__(name)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/commands/syncdb.py", line 7, in <module>
from django.core.management.sql import custom_sql_for_model, emit_post_sync_signal
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/core/management/sql.py", line 5, in <module>
from django.contrib.contenttypes import generic
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/contrib/contenttypes/generic.py", line 6, in <module>
  from django.db import connection
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/db/__init__.py", line 75, in <module>
  connection = connections[DEFAULT_DB_ALIAS]
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/db/utils.py", line 91, in __getitem__
  backend = load_backend(db['ENGINE'])
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/db/utils.py", line 32, in load_backend
  return import_module('.base', backend_name)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/utils/importlib.py", line 35, in import_module
  __import__(name)
File "/Users/joerobinson/.virtualenvs/dj_tut/lib/python2.6/site-packages/django/db/backends/mysql/base.py", line 14, in <module>
  raise ImproperlyConfigured("Error loading MySQLdb module: %s" % e)
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb

我还安装了MySQL for Python适配器，但没有效果(可能我安装不正确?)

有人之前处理过这个问题吗?

当前回答

试试这个:这为我解决了问题。

pip安装MySQL-python

2014-03-06 05:42:23

其他回答

运行Ubuntu 13.10 64位时，以下操作对我来说非常有效:

sudo apt-get install libmysqlclient-dev
sudo apt-get install python-dev

现在，导航到你的virtualenv(例如env文件夹)并执行以下命令:

sudo ./bin/pip install mysql-python

实际上，我在一个单独的问题中找到了解决方案，下面引用它:

If you have created the virtualenv with the --no-site-packages switch (the default), then system-wide installed additions such as MySQLdb are not included in the virtual environment packages. You need to install MySQLdb with the pip command installed with the virtualenv. Either activate the virtualenv with the bin/activate script, or use bin/pip from within the virtualenv to install the MySQLdb library locally as well. Alternatively, create a new virtualenv with system site-packages included by using the --system-site-package switch.

我认为这也适用于OSX。唯一的问题是获得用于安装libmysqlclient-dev和python-dev的等效命令，因为它们需要编译我猜是mysql-python。

希望这能有所帮助。

2014-02-22 19:44:28

我在OSX 10.6.6上遇到了同样的问题。但只是在终端上简单的easy_install mysql-python并不能解决这个问题，因为另一个问题随之而来:

错误:命令'gcc-4.2'失败，退出状态为1。

显然，这个问题是在从XCode3 (OSX 10.6自带)升级到XCode4之后出现的。这个更新的版本删除了对建造ppc拱门的支持。如果是同样的情况，请尝试在easy_install mysql-python之前执行以下操作

sudo bash
export ARCHFLAGS='-arch i386 -arch x86_64'
rm -r build
python setup.py build
python setup.py install

非常感谢Ned Deily提供的解决方案。检查在这里

2011-07-27 05:13:47

此处引发的错误是在导入python模块时。这可以通过在OS x上将python site-packages文件夹添加到环境变量$PYTHONPATH中来解决。因此我们可以在.bash_profile文件中添加以下命令:

export PYTHONPATH="$PYTHONPATH:/usr/local/lib/pythonx.x/site-packages/"

*将x.x替换为您正在使用的python版本

2014-11-13 05:01:05

对我来说，重新安装mysql-python就解决了这个问题

pip uninstall mysql-python
pip install mysql-python

2017-01-04 16:07:25

我在Windows 8 64位系统上无法使用PIP。 Easy_install mysql-python适合我。如果pip不起作用，可以使用easy_install来避免在windows上构建二进制文件。

2015-07-04 02:57:26

如何使用MySQLdb与Python和Django在OSX 10.6?

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