How to count the number of different characters in Python

How to count the number of different characters in python: first create a py sample file; then count the number of different characters through the "for i in str:resoult[i]=str.count(i)" method That’s it.

The operating environment of this article: Windows 7 system, python version 3.6.4, Dell G3 computer.

Python--Counting the number of characters in a string

#统计字符个数
str=input("请输入一串字符:")
resoult={}
for i in str:
    resoult[i]=str.count(i)
print(resoult)

I have to marvel at the power of Python’s built-in functions

Related free Learning recommendation: python video tutorial

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