Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Python Object-Oriented Python Advanced Objects Multiplication

Ron Tovbin
seal-mask
.a{fill-rule:evenodd;}techdegree
Ron Tovbin
Python Web Development Techdegree Student 6,268 Points

Not sure what's wrong here. thank you.

Not sure what's wrong here. thank you.

numstring.py
class NumString:
    def __init__(self, value):
        self.value = str(value)

    def __str__(self):
         return self.value

    def __int__(self):
        return int(self.value)

    def __float__(self):
        return float(self.value)

    def __add__(self, other):
        if '.' in self.value:
            return float(self) + other
        return int(self) + other

    def __radd__(self, other):
        return self + other

    def __iadd__(self, other):
        self.value = self + other
        return self.value

    def __mul__(self, other):
         return self * other

    def __rmul__(self, other):
        self.value = self * other
        return self.value

1 Answer

Clayton Perszyk
MOD
Clayton Perszyk
Treehouse Moderator 48,723 Points

You will need to convert a value using int(). HINT: look at how add is implemented.