Socket Download picture
In the Baidu search head, pick a
Copy the image path to open and save this url
To separate the url of the domain name and path
First import socket module
Step 1: Create a client socket
Step two: initiate a connection, connect () parameters fill the domain name and port, http protocol port 80 by default
The third step: configuration message
Message in the URL is a picture from the start address and the domain name points out the path, and then the message written on one line
The fourth step: sending an HTTP request
In this case will run error
Because data is transmitted and received Socket of bytes required Byte, present or string, by encode () encoding
Fifth step: in response to receiving the content loop
Because they do not know the content of the response of the specific number, each 1024 bytes taken from the pipeline, taking up completed, then print out the RES, to look at the data received
Step Six: By regular matches image (minus response header)
This is also the starting data bytes to match the type of match is a complete list of return
The final step: the picture is written to the local
The contents of the picture itself is binary, do not decode () decoded
