CodePattern/基本结构/021 函数/A04.py

from cppy.cp_util import *

def readfile(path_to_file, func):
    data = read_file(path_to_file)
    func(data, frequencies)

def extractwords(str_data,func):       
    func(extract_str_words(str_data), sort)

def frequencies(word_list, func):
    wf = get_frequencies(word_list)    
    func(wf, printall)

def sort(wf, func):
    func(sort_dict(wf), None)

def printall(word_freqs, func):
    print_word_freqs(word_freqs) 

if __name__ == "__main__":
    readfile(testfilepath, extractwords)