https://zhuanlan.zhihu.com/p/55765949
pip install -r requirements.txt
python manage.py migrate
python manage.py shell
exec(open("scripts/load.py").read())
clean_data()
load_data("data/species.csv")
python manage.py runserver
yarn global add @tarojs/cli
yarn install
yarn dev:weapp
yarn build:weapp