Log Message:
py-uncompyle6: updated to 3.7.1

3.7.1:
Released to pick up new xdis version which has fixes to read bytestings better on 3.x
Handle 3.7+ "else" branch removal adAs seen in _cmp() of \ 
python3.8/distutils/version.py with optimization -O2
3.6+ "with" and "with .. as" grammar improvements
ast-check for "for" loop was missing some grammar rules