ct.py

import sys
import re
from collections import defaultdict

try:
    testing_string = sys.argv[1]
except IndexError:
    exit(1)

print('Initial String: ', testing_string)

# tokenize
tokens = testing_string.split(' ')

print('Received tokens: ', tokens)

seq_counter = defaultdict(int)
unique_tokens = set()

for token in tokens: 
    # cleanup
    seq = token = re.sub('\W+','', token)

    # skip short or dups
    if len(set(seq)) <= 1:
        continue

    # make sequence
    seq = list(seq)
    # make it set to sync
    seq.sort()

    if token not in unique_tokens:
        unique_tokens.add(token) # keep the unique list of words
        seq_counter[tuple(seq)] += 1

print('Result:', sum([i - 1 for i in seq_counter.values()]))