爬虫python入门html python django爬虫pyecharts实时疫情动态请使用python3.6版本安装requirements.txt依赖pip install r requirements.txt生成迁移文件python manage.py makemigrations执行迁移python manage.py migrate启动项目python manage.py runserver html python django爬虫pyecharts实时疫情动态请使用python3.6版本安装requirements.txt依赖pip install r requirements.txt生成迁移文件python manage.py makemigrations执行迁移python manage.py migrate启动项目python manage.py runserver