Error message for virtualenvwrapper on OS X Lion
问题 I've used homebrew to install python on a new Mac Lion installation, and have been trying to install virtualenv and virtualenvwrapper with pip, but when I start a new terminal session, I get this traceback: Traceback (most recent call last): File "<string>", line 1, in <module> ImportError: No module named virtualenvwrapper.hook_loader virtualenvwrapper.sh: There was a problem running the initialization hooks. If Python could not import the module virtualenvwrapper.hook_loader, check that