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This article mainly explains "python how to use byte processing files", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "python how to use byte processing files" bar!

1. You can add the'b 'character to the mode parameter. All the same methods that are suitable for file objects. However, each method expects and returns a bytes object.

> with open (`dog_ breeds.txt`, 'rb') as reader: > print (reader.readline ()) b'Pug\ n'

2. When you open the file and read these bytes separately, you can see that it is indeed an png file:

> with open ('jack_russell.png',' rb') as byte_reader: > print (byte_reader.read (1)) > print (byte_reader.read (3)) > print (byte_reader.read (2)) > print (byte_reader.read (1)) > print (byte_reader.read (1)) b'\ x89 thanks for your reading. The above is the content of "how python uses bytes to deal with files". After the study of this article, I believe you have a deeper understanding of how python uses bytes to deal with files, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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