[PYTHON] Fatal error in launcher: Unable to create process using'"'

For those who get an error with Python pip in Windows environment

C:\>pip
Fatal error in launcher: Unable to create process using '"'

When this comes out, the PATH is usually dirty. It seems to occur when multiple versions of Python are installed without using anything.

Solution

Move for the time being

C:\>python -m pip

It works with, but the problem is not solved.

Modify PATH

Make sure your PATH isn't in multiple versions of Python. Especially, those who have Python3, Python2, Anaconda, etc. should be careful.

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