jp-sort-randgen.py

#!/usr/bin/env python3
import random


i_vowel = list('きしちにひみりぴじぎぢ')

tsu = list('っッ')

def is_valid(s):
    l = len(s)
    if s[l - 1] in tsu or s[0] in tsu:
        return False
    for i in range(0, l):
        if s[i] == 'ゃ' or s[i] == 'ゅ' or s[i] == 'ょ':
            if i == 0 or s[i - 1] not in i_vowel:
                return False
        if s[i] == 'ー':
            if i == 0 or s[i - 1] == 'ー':
                return False
    return True


s = list(input())
c = 0
while c < 20:
    ans = random.sample(s, len(s))
    if not is_valid(ans):
        continue
    print(''.join(ans))
    c += 1