To install py312-sphinxcontrib-devhelp, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install py312-sphinxcontrib-devhelp
To see what files were installed by py312-sphinxcontrib-devhelp, run:
port contents py312-sphinxcontrib-devhelp
To later upgrade py312-sphinxcontrib-devhelp, run:
sudo port selfupdate && sudo port upgrade py312-sphinxcontrib-devhelp
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