How python uses dictionary dict statistics

This article mainly introduces how python uses dictionary dict statistics, the introduction in the article is very detailed, has a certain reference value, interested friends must read it!

Use dictionary dict statistics

Loop through an element of an iterable object. If the element does not exist in the dictionary, let the element be the key of the dictionary and assign the key to 1. If it exists, add 1 to the corresponding value of the element.

lists = ['a','a','b',1,2,3,1]count_dist = dict()for i in lists: if i in count_dist: count_dist[i] += 1 else: count_dist[i] = 1print(count_dist)# {'a': 2, 'b': 1, 1: 2, 2: 1, 3: 1} The above is "Python how to use dictionary dict statistics" All the content of this article, thank you for reading! Hope to share the content to help everyone, more relevant knowledge, welcome to pay attention to the industry information channel!