Check installation

# check python installation
which python

# check python version
python -V

Install using pyenv

# Install pyenv
curl https://pyenv.run | bash

# Update pyenv
pyenv update

# view which python versions exist in local
pyenv versions

# list available versions for installation
pyenv install -l

# install specified version
pyenv install 3.11.11

# set python version using pyenv
pyenv global 3.11.11

# check python version
python --version

Plain Installation (not recommended)

# Homebrew
brew install python

## In `.zshrc`, connect PATH
export PATH="$(brew --prefix)/opt/python@3.11/libexec/bin:$PATH"

# check python version
python --version

# command using specific version
python3

PIP

PIP is a package installer for Python.

• PIP stands for

# check pip version
pip --version

# use specific version
pip3

# List installed packages
pip list

# View contents of `pipfile.lock` in pipenv 
pipenv lock -r

Automating Installation through Scripting

pip3 install -r requirements.txt