formats: A list of dictionaries for each format available, it must
be ordered from worst to best quality. Potential fields:
* url Mandatory. The URL of the video file
* ext Will be calculated from url if missing
* format A human-readable description of the format
("mp4 container with h264/opus").
formats: A list of dictionaries for each format available, it must
be ordered from worst to best quality. Potential fields:
* url Mandatory. The URL of the video file
* ext Will be calculated from url if missing
* format A human-readable description of the format
("mp4 container with h264/opus").