Problems

Where's no README.md file in the repository

It was removed, because I use yadm and as it maps dotfiles.git to $HOME folder and I don't want README.md to appear in this folder.

All content from README.md was moved and therefore will be published in the wiki.

Pip is unavailable for Python2 on Catalina (10.15)

pip for system Python is needed for pyenv-virtualenvwarapper to install virtualenvwrapper package.

Solution

sudo easy_install pip
sudo pip install virtualenvwrapper