The changes in PR #89 inadvertently added a line that is incompatible with Python version 3.8. However, Python 3.8 is still supported for around one more year from now (https://devguide.python.org/versions/), so this change restores 3.8 compatibility.
The changes in PR #89 inadvertently added a line that is incompatible with Python version 3.8. However, Python 3.8 is still supported for around one more year from now (https://devguide.python.org/versions/), so this change restores 3.8 compatibility.