首先看报错界面:
Try to run this command from the system terminal. Make sure that you use the correct version of 'pip' installed for your Python interpreter located at '/System/Library/Frameworks/Python.framework/Versions/2.7/bin/python2.7'.
这是因为我们电脑里面有多个python版本,但是我们没有指定项目使用的python版本,系统默认使用Mac自带的2.7,当前版本pip高于10,就会报错
解决方案:修改pycharm的设置,将python改成python3就可以
然后尝试一下重新下载,发现还是报一样的错误
![](https://img-blog.csdnimg.cn/20181216114454288.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMzNjczMTMw,size_16,color_FFFFFF,t_70)
很明显,是python解释器没有更换成功,这是因为我在file修改的原因,可能导致修改失败,正确的方法要去
PyCharm中的Preferences中切换的
![](https://img-blog.csdnimg.cn/20181216114717505.png)
![](https://img-blog.csdnimg.cn/20181216114833676.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMzNjczMTMw,size_16,color_FFFFFF,t_70)
![](https://img-blog.csdnimg.cn/20181216114854735.png)
点击ok保存,继续尝试
最后发现依旧报错pip版本与python3不匹配,到这里也就只能进行pip降级操作 sudo python -m pip install pip==9.0.3
![](https://img-blog.csdnimg.cn/20181216115744622.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMzNjczMTMw,size_16,color_FFFFFF,t_70)
![](https://img-blog.csdnimg.cn/20181216121706928.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMzNjczMTMw,size_16,color_FFFFFF,t_70)