anagram.py

#!/usr/bin/env python
""Finds all anagrams from a dictionary files for the letters provided
as argument"""
import sys


def is_anagram(letters, word):
    letters_a = list(letters)
    try:
        [letters_a.remove(x) for x in word]
    except ValueError:
        return False
    return True


if __name__ == "__main__":
    try:
        letters = sys.argv[1]
    except IndexError:
        print "<command> <list of letters>"
        sys.exit(1)
    letters_len = len(letters)

    good_words = set()
    with open('american-english-large', 'r') as dict_words:
        for line in dict_words:
            word = line[:-1]
            if len(word) == 1:
                continue
            if len(word) <= letters_len:
                if is_anagram(letters, word):
                    good_words.add(word)

    for r_word in sorted(good_words, key=len):
        print r_word