pythong alphanumeric string example

gistfile1.txt

import string

letters = list(string.ascii_lowercase)
vowels = ['a', 'e', 'i', 'o', 'u']
consonants = set(letters).difference(set(vowels))
unwanted = {'x','w','z','f','q'}
unwanted2 = {'x','w','z','f','q','h'}
cons = consonants.difference(unwanted)
cons1 = consonants.difference(unwanted2)

def gnames(cons, vowels):
  '''
  create a list of 4 letter words which start 
  and end with a vowel, has 2 consonants in the middle
  '''
  words = []
  for first in vowels:
    for mid1 in cons:
      for mid2 in cons:
        for last in vowels:
          words.append(first+mid1+mid2+last)
  return words

a=gnames(cons,vowels)
print(f"total names are {len(a)}")
print(a[150])
print(a.index('amma'))

print('-------------------')

b=gnames(cons1,vowels)
print(f"total names are {len(b)}")
print(a[150])
print(a.index('amma'))