def filter_vowels(lst):
vowels = ['a', 'e', 'i', 'o', 'u']
if (lst in vowels):
return True
else:
return False
lst = ['a', 'b', 'c', 'd', 'e', 'i', 'k', 'd', 'b', 'd']
filtered_vowels = filter(filter_vowels, lst)
for vowel in filtered_vowels:
print(vowel)
'''
run:
a
e
i
'''