def current_user_saved_tracks_add(self, tracks=None):
        """ Add one or more tracks to the current user's
            "Your Music" library.

            Parameters:
                - tracks - a list of track URIs, URLs or IDs
        """
        tlist = []
        if tracks is not None:
            tlist = [self._get_id("track", t) for t in tracks]
        return self._put("me/tracks/?ids=" + ",".join(tlist))
 Add one or more tracks to the current user's
            "Your Music" library.

            Parameters:
                - tracks - a list of track URIs, URLs or IDs
        
spotipy/client.py