Selenium2+python Automation 3-Resolving PIP usage exceptions

First, the PIP appears abnormal

A small number of children's shoes The following occurs when you open cmd input pip: did not provide a command

did not provide a command? What the hell is this?
The normal situation should be jiangzi.

Second, the solution:
1.pip is an. exe executable file that can be resolved with the cmd input pip.exe

2. So in the subsequent installation instructions need to bring the suffix, then the question came, why this situation, how to completely solve?

Third, configure environment variables
1. The main reason is that the pathext of the environment variable is missing. exe file name
2. Under Pathext, edit the following add;. EXE (Note that the semicolon is in English)

15.png791x639 51.9 KB

Iv. Why is this file suddenly missing?
This will have to ask yourself, is not usually on some you know the URL, was deleted.

Selenium2+python Automation 3-Resolving PIP usage exceptions