All the posts and topics that contain only an error report will be moved here after the error is corrected. This is to ensure that when users view a question in ETS Viewer, the "Discuss" button will not indicate the presence of a discussion that adds no value to the question.
The first option wraps the argument value in single quote and is not consistent with the 2nd and 3rd options, which actually made me misunderstood and did not correctly select it.
If run with an argument of 'false', it will print 'False False'