please migrate tests from python2 to python3

"The C preprocessor chainsaw"

Brought to you by: imkinghan

Milestone: v6.0.1

Status: open

Owner: Mike Kinghan

Labels: None

Priority: 5

Updated: 2021-01-24

Created: 2021-01-24

Private: No

due python2 end-of-life, can you please migrate all tests from python2 to python3 style?
thanks!