

def _contains(self, other):
    if (other.is_positive and other.is_integer):
        return S.true
    elif ((self.is_integer is False) or (other.is_positive is False)):
        return S.false

dataset/ETHPy150Open sympy/sympy/sympy/sets/fancysets.py Naturals._contains/VarMisuse@34/39 `other`->`self`