A simple AWS Lambda for downloading YouTube subtitles. Uses youtube-dl underneath.

Subtitles are cached for the lifetime of a Lambda instance.

Deployment

Requirements:

• AWS SAM CLI
• Python 3.8

Run sam build && sam deploy --guided in the project directory.

Usage

HTTP GET request: ENDPOINT_URL/LANGUAGE_CODE/VIDEO_ID where Endpoint URL is a value of an output item of a deployed stack.

Example

• Video: https://www.youtube.com/watch?v=hgg7lwi_xzc => video id is hgg7lwi_xzc
• Language: german => language code (according to ISO 639-1:2002) is de
• Endpoint URL: https://75amc2323.execute-api.eu-west-1.amazonaws.com/Prod/

Thus, to download german subtitles for this video, perform a GET request https://75amc2323.execute-api.eu-west-1.amazonaws.com/Prod/de/hgg7lwi_xzc.

License

This project is licensed under the terms of the MIT license. See the LICENSE file.