pip connection failure: cannot fetch index base URL http://pypi.python.org/simple/

Question

I run sudo pip install git-review, and get the following messages:

Downloading/unpacking git-review
  C         


        

Answer 1

I also got this error while installing pyinstaller in a proxied connection. I just connect direct Internet connection(Using my dongle) and did that again.

 sudo pip install pyinstaller

This worked for me.