Life is too Short Crawler crawl Web page of the General code framework

We first open the Idle Select file->new Window command (or you can directly press CTRL + N, in many places this button is the new file meaning)

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We fill in the code:

Save the file is the key shortcut key Ctrl+s, save the source code as a hello.py file

Press F5 to run (and we can choose the Run->run Module command).

An error appears in idle :

The reason is that the name 'name' is undefined

Note: You need a long underline here to make it correct, to distinguish the syntax of the python itself

After the correction we run again:

We saw the same results as before.

We'll modify the Web connection to see what happens:

The result is "produce an exception"

Explain the generic code framework: The GET method requests a link that r.raise_for_status to determine whether the request is normal (that is, 200), otherwise an exception is generated. r.encoding = r.apparent_encoding This sentence is able to be our request to return the page decoding is correct, and finally return the content of the page.

This framework is used to solve the problem of our visiting the webpage.

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Life is too Short Crawler crawl Web page of the General code framework