This blog post describes where you should put your PyPi .pypirc file on windows and what it typically wants to include.
Uses of the PyPi .pypirc file
The main use of the pypi.rc file is to store your PyPi settings used to upload new Python packages.
Primarily it is used to store your private token to be used when uploading packages. This means you can easily keep it in one secure place and don’t need to keep retrieving it or typing your password in.
PyPi .pypirc location on windows
Your .pypirc file on windows should be in your $HOME directory.
On windows this is typically your user folder under C:\Users\. For example my current home folder for the user Chewett is C:\Users\Chewett\
This means that my .pypirc file should live at C:\Users\Chewett\.pypirc.
Typical PyPi .pypirc file contents
Typically the PyPi file will include information for the pypi and testpypi server. If you have a token for each of these your file will look something like this