How to use Python to find out the number of times each letter appears in the text

This article mainly introduces "how to use Python to find out the number of times each letter appears in the text". In daily operation, I believe many people have doubts about how to use Python to find out the number of times each letter appears in the text. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts of "how to use Python to find out the number of times each letter appears in the text". Next, please follow the editor to study!

Count the number of times each letter appears in a text, as follows:

C:\ Users\ admin\ Desktop\ a.txtabcbacdb

The required output results are: an is 2, b is 3, c is 2, d is 1.

The code is as follows:

> d = {} > with open (ritual C:\ Users\ admin\ Desktop\ a.txtlegs,'r') as f: for line in f: key = line.split () [0] d.setdefault (key, 0) d [key] + = 1 > print (d) {'axie: 2,' baked: 3, 'cantilever: 2,' dice: 1} so far The study on "how to use Python to find out the number of times each letter appears in the text" is over. I hope I can solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!