If the quickfix window is (somehow) populated with execution output and contains stack traces, unstack does not identify it (I guess because of prefix '||')
|| [python ./test.py]
|| Traceback (most recent call last):
|| File "/tmp/test.py", line 10, in <module>
|| main()
|| File "/tmp/test.py", line 7, in main
|| test('1')
|| File "/tmp/test.py", line 4, in test
|| print( s + str( 1 / 0 ) )
|| ZeroDivisionError: division by zero
|| [Finished in 0 seconds with code 1]
If the quickfix window is (somehow) populated with execution output and contains stack traces, unstack does not identify it (I guess because of prefix '||')