pyenv

Links

• https://github.com/pyenv/pyenv
• Command Reference

Commands

• Python version options:
  • list available Python versions: pyenv install -l
  • install new Python version: pyenv install <version>
  • uninstall Python version: pyenv uninstall <version>
  • list installed Python versions: pyenv versions
• update with brew: brew upgrade pyenv
• set python version for current directory (and its subdirectories): pyenv local <version>

Set Python Version for new Project

1. list installed Python versions: pyenv versions
2. do we want to use one of the versions or install an other?

• list available Python versions: pyenv install -l
• install new Python version: pyenv install <version>

3. set python version for current directory (and its subdirectories): pyenv local <version>

Mac Install

• problems during Python install like ModuleNotFoundError: No module named '_lzma' can be fixed with brew install xz

Remove failed Builds (Mac)

• change to /var/folders
• search for python-build: find . -name "*python-build*" | less
• remove folders