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This article will explain in detail the example analysis of htmlparser parsing html in python. The editor thinks it is very practical, so I share it with you for reference. I hope you can get something after reading this article.

Description

1. Htmlparser provides a convenient and concise way to deal with html files.

It parses the tags in the html page into a node according to the tree structure, and a type of node corresponds to a class, which can be easily accessed by calling it.

2. Html is essentially a subset of xml, but the syntax of html is not as strict as html, so you can't use standard DOM or SAX to analyze html.

Example

From html.parser import HTMLParserfrom html.entities import name2codepoint class MyHTMLParser (HTMLParser): def handle_starttag (self, tag, attrs): print ('% tag) def handle_endtag (self, tag): print ('% tag) def handle_startendtag (self, tag, attrs): print ('% tag) def handle_data (self, data): print (data) def handle_comment (self Data): print ('') def handle_entityref (self, name): print ('&% s '% name) def handle_charref (self, name): print (' & #% s'% name) parser = MyHTMLParser () parser.feed ('

Some html HTML tutorial...

END

) / / test result

Somehtml HTML tutorial...

END

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