Download videos from site news vnexpress.net
$ cd vnexpress
$ pip install -r requirements.txt
flowchart TD
A[Install] --> B{Are you Sure?};
B -- Yes --> C[pip install -r requirements.txt];
B -- No --> D[Quit];
C ----> E[Enjoy your weekend!];
D ----> E[Enjoy your weekend!];
$ scrapy crawl video_vnexpress