CodePattern/11 基础结构/对象化/2 字典对象.py

from cppy.cp_util import *

def extract_words(obj, path_to_file):    
    obj['data'] = extract_file_words(path_to_file)

def increment_count(obj, w):
    obj['freqs'][w] = 1 if w not in obj['freqs'] else obj['freqs'][w]+1

data_storage_obj = {
    'data' : [],
    'init' : lambda path_to_file : extract_words(data_storage_obj, path_to_file),
    'words' : lambda : data_storage_obj['data']
}

word_freqs_obj = {
    'freqs' : {},
    'increment_count' : lambda w : increment_count(word_freqs_obj, w),
    'sorted' : lambda : sort_dict(word_freqs_obj['freqs']) 
}


if __name__ == '__main__':
    data_storage_obj['init']( testfilepath )    

    for word in data_storage_obj['words']():
        word_freqs_obj['increment_count'](word)

    word_freqs = word_freqs_obj['sorted']()
    print_word_freqs(word_freqs)