Re_findall()-&Re_finditer().py

#Problem
"""
You are given a string S. 
It consists of alphanumeric characters, spaces and symbols(+,-).
Your task is to find all the substrings of S that contains 2 or more vowels.
Also, these substrings must lie in between 2 consonants and should contain vowels only.
"""

#Code
# Enter your code here. Read input from STDIN. Print output to STDOUT
import re
s = '[qwrtypsdfghjklzxcvbnm]'
a = re.findall('(?<=' + s +')([aeiou]{2,})' + s, input(), re.I)
print('\n'.join(a or ['-1']))