When pip install selenium, an error "You are using pip version 10.0.1, however version 18.0 is available." Issue

pip installation selenium, pip install selenium this error type

1 reason may not run as an administrator to install selenium cmd

 

2 solution is to run as an administrator

With emphasis on the last sentence

You are using pip version 9.0.1, however version 19.0.3 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.

Now enter the python -m pip install --upgrade pip new error

Online search is the solution

Open with administrator privileges and re-enter cmd

python -m pip install --upgrade pip

But it did not take effect continues error Retrying (Retry (total = 4, connect = None, read = None, redirect = None, status = None))

Another blog post https://blog.csdn.net/qq_25964837/article/details/80295041 display solutions for

输入 pip install selectivesearch -i http://pypi.douban.com/simple --trusted-host pypi.douban.com

Later I tried to continue to be an upgraded version of the error

Now enter Python -m pip install --upgrade pip

update successed

Installation selenium    

pip install -U selenium