ttypes.py 文件源码

def __cmp(self, op, other):
        if not isinstance(other, str):
            return NotImplemented

        # Do case-insensitive comparison?
        # Make copies to avoid infinite recursion.
        o = str(other)
        if o == o.lower():
            s = str(self.lower())
        else:
            s = str(self)

        if op in (operator.__eq__, operator.__ne__, operator.__contains__):
            return op(s, o)
        elif self.isdigit():
            return op(int(s), len(o))
        elif other.isdigit():
            return op(len(s), int(o))
        else:
            return op(s, o)