W:  9:do_stuff: Possible unbalanced tuple unpacking with sequence (1, 2, 3): left side has 2 label(s), right side has 3 value(s)
W: 14:do_stuff1: Possible unbalanced tuple unpacking with sequence [1, 2, 3]: left side has 2 label(s), right side has 3 value(s)
W: 19:do_stuff2: Possible unbalanced tuple unpacking with sequence (1, 2, 3): left side has 2 label(s), right side has 3 value(s)
W: 50:do_stuff7: Possible unbalanced tuple unpacking with sequence defined at line 46: left side has 2 label(s), right side has 3 value(s)
W: 69:do_stuff9: Possible unbalanced tuple unpacking with sequence defined at line 7 of input.unpacking: left side has 2 label(s), right side has 3 value(s)

