Warning: file_get_contents(/data/phpspider/zhask/data//catemap/8/swift/16.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Pip 安装问题-带Virtualenv的烧瓶_Pip_Virtualenv - Fatal编程技术网

Pip 安装问题-带Virtualenv的烧瓶

Pip 安装问题-带Virtualenv的烧瓶,pip,virtualenv,Pip,Virtualenv,我正在尝试使用virtualenv安装flask。我使用命令激活virtualenv $. venv/bin/activate 然后我尝试命令 (venv)$pip install flask 但是我犯了个错误 error: could not create '/usr/local/lib/python2.7/dist-packages/flask': Permission denied 来自/usr/lib/python2.7/dist软件包的pip版本1.0(python 2.7),v

我正在尝试使用virtualenv安装flask。我使用命令激活virtualenv

$. venv/bin/activate
然后我尝试命令

(venv)$pip install flask
但是我犯了个错误

error: could not create '/usr/local/lib/python2.7/dist-packages/flask': Permission denied

来自
/usr/lib/python2.7/dist软件包的pip版本
1.0
(python 2.7),virtualenv版本
1.7.1.2
您使用的不是来自
virtualenv
pip,而是系统范围内安装的。
这就是
virtualenv
的外观:

dm@Z580:~/workspace$ virtualenv venv
New python executable in venv/bin/python
Installing setuptools, pip...done.
dm@Z580:~/workspace$ source venv/bin/activate
(venv)dm@Z580:~/workspace$ which python
/home/dm/workspace/venv/bin/python
(venv)dm@Z580:~/workspace$ which pip
/home/dm/workspace/venv/bin/pip
(venv)dm@Z580:~/workspace$ pip --version
pip 1.5.6 from /home/dm/workspace/venv/local/lib/python2.7/site-packages (python 2.7)