#!/usr/bin/env python3 

letters_sequences = {}


with open('test/anagr.txt', 'r') as f:
    for word in f.read().split():
        word_letters = ''.join(sorted(word))
        if word_letters not in letters_sequences:
            letters_sequences[word_letters] = [word]
        else:
            letters_sequences[word_letters].append(word)
            

print(letters_sequences)