#!/usr/bin/python3 from random import randint  def count_seq(data):     # 初始化統(tǒng)計結(jié)果字典,data中的key作為結(jié)果字典的key，0作為每個key的初始值  result_c = dict.fromkeys(data, 0)     # 循環(huán)data，對字典中中碰到的值進行 +1 ，循環(huán)完成后就是結(jié)果  for x in data:    result_c[x] += 1  return result_c if __name__ == '__main__':  # 生成２０個隨機數(shù)  data = [randint(0, 20) for _ in range(20)]  print(data)     # 結(jié)果  result_c = count_seq(data)  for i in result_c:    print(i, result_c[i])

#!/usr/bin/python3 from random import randintfrom collections import Counter  def count_seq(data):     # 創(chuàng)建Counter對象，并把打他傳遞進去  median_c = Counter(data)     # 返回統(tǒng)計最大的3個數(shù)  return median_c.most_common(3) if __name__ == '__main__':  # 生成２０個隨機數(shù)  data = [randint(0, 20) for _ in range(20)]  print(data)     # 結(jié)果  result_c = count_seq(data)  print(result_c, dict(result_c))

import refrom collections import Counter  def count_words():  # 讀取文件  with open('english_article', 'r', encoding='utf-8') as data:    print()    # 文件單詞分割    data_list = re.split('/W+', data.read())  # 單詞統(tǒng)計  words = Counter(data_list)  # 取單詞統(tǒng)計最大的10個值  return words.most_common(10) if __name__ == '__main__':  result = count_words()  print(result)