def count_unique_word():

    words = collections.defaultdict(int)

    strip = string.whitespace + string.punctuation + string.digits + "\"'"

    for filename in sys.argv[1:]:
        with open(filename) as file:
            for line in file:
                for word in line.lower().split():
                    word = word.strip(strip)
                    if len(word) >= 2:
                        words[word] = +1

    for word in sorted(words):
        print("'{0}' occurs {1} times.".format(word, words[word]))
dataset/ETHPy150Open bt3gl/Python-and-Algorithms-and-Data-Structures/src/builtin_structures/count_unique_words_On2.py/count_unique_word/operator `>` -> `>=`