python-- please explain the logic.

Question

def to_upper(k):
return k.upper()
x=['ab','cd']
print(list(map(upper,x)))

Answer 1

Isn't your code supposed to look like this (the last line is different):

def to_upeer(k):
return k.upper()
x=['ab','cd']
print(list(map(to_upeer, x)))

Answer 2

yes x should be there. thanks. typo. can u explain now? maps and whole logic

Answer 3

thanks