This code defines four functions:

• get_spotify_client(): This function takes your Spotify API credentials as input and returns a Spotify client that you can use to make API requests.

• get_liked_songs(): This function takes a Spotify client as input and retums a list of the liked songs in your account.

• save_liked_songs_to_file(): This function takes a list of tracks and a file path as input, and saves the song names and artists of the tracks to the specified file, one song per line.

• main(): This function contains the main logic of the program. It retrieves your liked songs, saves them to a text file, and prints "Done!".