"EDITOR"=>"vim",
"HOME"=>"/Users/vnbrs"
"LANG"=>"en_US.UTF-8"
"PAGER"=>"less"
"PWD"=>"/Users/vnbrs"
"SHELL"=>"/bin/zsh"
"SSH_KEY_PATH"=>"~/.ssh/rsa_id"
"USER"=>"vnbrs"

# test.py
import os
os.environ

$ python test.py
# => { 'COLORTERM': 'truecolor', 'PAGER': 'less', ... }

$ MINHA_VARIAVEL=meu_valor python test.py
# => { 'MINHA_VARIAVEL': 'meu_valor', 'COLORTERM': 'truecolor', 'PAGER': 'less', ... }

# development.env
MYSQL_HOST=0.0.0.0
MYSQL_USER=admin
MYSQL_PASSWORD=admin

GITHUB_API_KEY=test
STACKOVERFLOW_API_KEY=test
TRAVIS_CI_API_KEY=test

# production.env
MYSQL_HOST=172.28.281.1
MYSQL_USER=ncuabs9123h
MYSQL_PASSWORD=asduUG&*@!Y*#BSDbis

GITHUB_API_KEY=HASDb9IHU1u2h9
STACKOVERFLOW_API_KEY=oaishdBHSDP(*IH
TRAVIS_CI_API_KEY=ASIJPNDUQH*(@#audsibu

HOME=/Users/vnbrs