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 Instant Objects Master Class

Viktor Kelemen
Viktor Kelemen
3,747 Points
Posted by Viktor Kelemen
Viktor Kelemen
3,747 Points

Python, whats wrong with my script? I'm keep getting "Try again!".

I'm learning OOP Python right now, I'm trying to complete this Challenge but I just can't see what I did wrong.

racecar.py 
class RaceCar:
    lap = 0

    def __init__(self, color, fuel_remaining, **kwargs):
        self.color = color
        self.fuel_remaining = fuel_remaining
        for attr, value in kwargs.items():
            setattr(self, attr, value)

    def run_lap(length):
        self.lap++
        self.fuel_remaining = self.fuel_remaining - length * 0.125

1 Answer

KRIS NIKOLAISEN
KRIS NIKOLAISEN
54,971 Points

Some hints:

  • Try the code in a workspace to get better feedback
  • The attribute is laps with a 's'.
  • ++ isn't used in Python
  • the first parameter of your run_lap() method should be self