我正在运行 Mac OS 10.6.8。除了 python 2.6 之外,还想安装 python 2.7 并在新的 virtualenv 中使用 python 2.7。我执行了以下步骤:
我下载了python 2.7并安装了它:
http://www.python.org/ftp/python/2.7.3/python-2.7.3-macosx10.6.dmg
然后我运行命令来使用 python2.7 设置一个新的 virtualenv:
mkvirtualenv --python=python2.7 mynewenv
我的 .bash_profile 如下所示:
# needed for virtualenvwrapper
export WORKON_HOME=$HOME/.virtualenvs
export VIRTUALENVWRAPPER_PYTHON=/usr/local/bin/python
export VIRTUALENVWRAPPER_VIRTUALENV=/usr/local/bin/virtualenv
source /usr/local/bin/virtualenvwrapper.sh
# Setting PATH for Python 2.7
# The orginal version is saved in .bash_profile.pysave
PATH="/Library/Frameworks/Python.framework/Versions/2.7/bin:${PATH}"
export PATH
现在,当我打开控制台时,我收到以下错误消息。
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 virtualenv has been installed for VIRTUALENVWRAPPER_PYTHON=/usr/local/bin/python and that PATH is set properly.
我还在另一篇文章中发现我应该升级 virtualenvwrapper。那没有帮助。
sudo pip install virtualenvwrapper --upgrade
任何帮助,将不胜感激。