Challenge 1
Create a lambda that doubles value.
python
Your answer
double =
print(double(6))Press Ctrl⌘Enter to check your answer
Code Completion
4 Challenges
Complete the Python lambda expressions code
Practice writing concise lambda expressions for direct calls, sorting, closures, and predicates.
Intermediate
~8 min read
Challenge 2
Use a lambda to sort words by length.
python
Your answer
words = ["pear", "banana", "fig", "apple"]
words.sort(key=)
print(words)Press Ctrl⌘Enter to check your answer
Challenge 3
Return a lambda that adds amount to value.
python
Your answer
def make_adder(amount):
return
add_five = make_adder(5)
print(add_five(8))Press Ctrl⌘Enter to check your answer
Challenge 4
Create a lambda that returns True when n is even.
python
Your answer
is_even =
print(is_even(8))
print(is_even(7))Press Ctrl⌘Enter to check your answer