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 Functional Python The Lambda Lambada Lambda

kenny butler
kenny butler
8,860 Points
Posted by kenny butler
kenny butler
8,860 Points

ok im lost

i cant figure it out now, asking for help

meals.py 
from functools import reduce

meals = [
    {'name': 'cheeseburger',
     'calories': 750},
    {'name': 'cobb salad',
     'calories': 250},
    {'name': 'large pizza',
     'calories': 1500},
    {'name': 'burrito',
     'calories': 1050},
    {'name': 'stir fry',
     'calories': 625}
]


total = reduce(lambda x, y: x + y, [meal.calories for meal in meals])
high_cal= filter(lambda meal : meal.calories > 1000, meals)
#print(len(list(high_cal)))

1 Answer

Alexander Davison
Alexander Davison
65,469 Points

Try meal['calories'] instead of meal.calories (Python isn't like JavaScript!)

Also, you shouldn't to define total, it confuses the challenge (code challenges are picky!)

I hope this helps! :grin: :zap: ~Alex

EDITED