我有一个需要手动事务管理的视图功能,但是当我应用@transaction.commit_manually
装饰器,django 总是引发以下异常。
正如您从下面的代码跟踪中看到的,事务是在从视图返回之前提交的。
我在 Windows 和 Linux 上使用 sqlite 和 django 1.4。
以下是 django_trace 的输出,后面是异常。需要明确的是:无论我是否使用 django_trace,都会发生这种情况,并且当没有装饰器时,不会引发任何异常。这不是由“吞噬”异常引起的。
请注意,下面的第 60 行位于上下文处理器内部,因此位于上下文处理器外部commit_manually
- 包裹视图。
01->mainapp.views:1321: transaction.commit()
01->mainapp.views:1322: return render_to_response('mainapp/templates/incorporate.html',
01->mainapp.views:1323: RequestContext(request, form_params))
02-->mainapp.views:60: transaction.rollback_unless_managed()
02-->mainapp.views:61: return {'home_login_form': AuthenticationForm(request)}
Traceback (most recent call last):
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\contrib\staticfiles\handlers.py", line 67, in __call__
return self.application(environ, start_response)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\contrib\staticfiles\handlers.py", line 67, in __call__
return self.application(environ, start_response)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\core\handlers\wsgi.py", line 241, in __call__
response = self.get_response(request)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\core\handlers\base.py", line 179, in get_response
response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\core\handlers\base.py", line 221, in handle_uncaught_exception
return debug.technical_500_response(request, *exc_info)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\core\handlers\base.py", line 111, in get_response
response = callback(request, *callback_args, **callback_kwargs)
File "C:\Users\Marcin\Documents\oneclickcos\oneclickcos\mainapp\decorators.py", line 26, in _wrapped_view
return view_func(request, *args, **kwargs)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\db\transaction.py", line 209, in inner
return func(*args, **kwargs)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\db\transaction.py", line 203, in __exit__
self.exiting(exc_value, self.using)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\db\transaction.py", line 288, in exiting
leave_transaction_management(using=using)
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\db\transaction.py", line 52, in leave_transaction_management
connection.leave_transaction_management()
File "C:\Users\Marcin\Documents\oneclickcos\lib\site-packages\django\db\backends\__init__.py", line 119, in leave_transaction_management
raise TransactionManagementError("Transaction managed block ended with "
TransactionManagementError: Transaction managed block ended with pending COMMIT/ROLLBACK
需要明确的是,我已经检查了有关该主题的其他问题,但他们没有解决我的问题。