[Python] ZyBooks name permutation python

I have a problem when learning the zyBooks about Python. 7.4 LAB asks me to write a program about all permutations of names. The details are shown below.



Here is my code but I do not know why there is no output. Could you please help me with it? Really appreciate it.

def all_permutations(permList, nameList):
# TODO: Implement method to create and output all permutations of the list of names.
import itertools
permList = list(itertools.permutations(nameList))
return permList

if __name__ == "__main__":
nameList = input().split(' ')
permList = []
all_permutations(permList, nameList)

Continue reading...