user reported warning "DEPRECATION: Configuring installation scheme with distutils config files is deprecated and will no longer work in the near future. If you are using a Homebrew or Linuxbrew Python

[mkinney]

Output

$ pip install --upgrade pip
DEPRECATION: Configuring installation scheme with distutils config files is deprecated and will no longer work in the near future. If you are using a Homebrew or Linuxbrew Python, please see discussion at https://github.com/Homebrew/homebrew-core/issues/76621
WARNING: Ignoring invalid distribution -ip (/usr/local/lib/python3.9/site-packages)
WARNING: Ignoring invalid distribution -eshtastic (/usr/local/lib/python3.9/site-packages)
<snip>

https://github.com/Homebrew/homebrew-core/issues/76621