This function returns a tuple with all the names of the blocks that are on the playback list. Note, these are not the actual block objects but the names of these blocks. Any block that is on the playback list will be played back when the Recorder is in playback mode. To get a list of the blocks on the playback list use GetPlaybackBlocks(). To add or remove blocks from the playback list you can use the Recorder interface or the functions AddPlaybackBlock() and RemovePlaybackBlock().
Returns
Tuple of the block names of blocks on the recording list.
Example
>>> GseosRecorder.GetPlaybackBlocks()
('CMDSTRING', 'RS232Raw', 'TLM', 'HK')