2017-08-22 53 views
-1

我试图安装python virtualenv。 所以我跑命令在安装virtualenv时出现异常错误

pip install virtualenv 

我遇到了这些错误。

Exception: 
Traceback (most recent call last): 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/basecommand.py", line 215, in main 
    status = self.run(options, args) 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/commands/install.py", line 342, in run 
    prefix=options.prefix_path, 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_set.py", line 784, in install 
    **kwargs 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_install.py", line 851, in install 
    self.move_wheel_files(self.source_dir, root=root, prefix=prefix) 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_install.py", line 1064, in move_wheel_files 
    isolated=self.isolated, 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/wheel.py", line 345, in move_wheel_files 
    clobber(source, lib_dir, True) 
    File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/wheel.py", line 323, in clobber 
    shutil.copyfile(srcfile, destfile) 
    File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 83, in copyfile 
    with open(dst, 'wb') as fdst: 
IOError: [Errno 13] Permission denied: '/Library/Python/2.7/site-packages/virtualenv.py' 
+1

尝试运行 'sudo的点子安装的virtualenv' – AK47

+1

的可能的复制[Django的安装:不能使用PIP在Linux上安装Django(Ubuntu的)(https://stackoverflow.com/questions/19629685/django-installation -cannot-use-pip-to-install-django-on-linuxubuntu) – iled

回答

2

您在一台Mac的系统级目录安装virtualenv包。 Mac使用预先安装的较旧的Python(2.7.10)。要在您确定的系统目录中安装virtualenv程序包,您需要使用sudo,因为写入系统目录需要提升权限。

sudo pip install virtualenv 

另一种选择是使用--user选项将其安装到用户目录。

pip install --user virtualenv 
+0

上帝,现在我知道我为什么讨厌python这么多。每次我安装一些东西,都会出现问题。我安装了最新的python2,最后我可以继续说出pip安装信心。你保存得像我的小时谢谢你 – MuhsinFatih

1

尽量使用sudo运行它:

sudo pip install virtualenv 

否则显式调用python命令

python -m pip install virtualenv