https://github.com/ballandt/avmath/blob/70bfa9ddfbe27d9b73b2843d7a397eb8b9a37260/src/avmath/__init__.py#L146 Two fractions added without `Fraction.int_args` returning `True` return `None`.
avmath/src/avmath/__init__.py
Line 146 in 70bfa9d
Two fractions added without
Fraction.int_argsreturningTruereturnNone.