python备忘录

python备忘录

YYk Lv2
  2025-06-10 20:06:36 2025-06-10 20:06:36 Created   2025-06-10 21:07:57 2025-06-10 21:07:57 Updated      

python 基本函数

collections

Counter 可计数容器

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from collections import Counter

lst = ['a', 'b', 'a', 'c']
cnt = Counter(lst)
print(cnt)
  • Title: python备忘录
  • Author: YYk
  • Created at : 2025-06-10 20:06:36
  • Updated at : 2025-06-10 21:07:57
  • Link: https://yykwd.github.io/2025/06/10/Memory/python/
  • License: This work is licensed under CC BY-NC-SA 4.0.
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python备忘录
  1. python 基本函数
    1. collections
      1. Counter 可计数容器