pip3 install pipenv
# mkdir project
# cd project
# pipenv install // 初始化
# pipenv install requests
# pipenv graph
只在开发环境中安装
# pipenv install --dev requests --three
--three / --two Use Python 3/2 when creating virtualenv
# pipenv lock -r --dev > requirements.txt
# pipenv install -r requirements.txt
method 1
# pipenv run python xxx.py
method 2
# pipenv shell
# python3 xxx.py
# pipenv uninstall requests
# pipenv --rm
编辑Pipfile, 修改url的地址