Python crawler programming idea (55): find of beautiful soup method selector_ All method

Mona lining 2021-11-25 10:17:58
python crawler programming idea beautiful

Catalog

1. name Parameters

2. attrs Parameters

3. text Parameters

 

        The selection methods mentioned above are to select nodes through attributes , For simpler choices , This method is very convenient and fast to use , But for more complex choices , This method is clumsy , inflexible . fortunately ,Beautiful Soup It also provides us with some query methods , Such as find_all、find etc. . Call these methods , Then pass in the corresponding parameters , You can flexibly select nodes .

        find_all Method is used to specify a node name based on the node name 、 attribute 、 Select all nodes that meet the requirements, such as text content .find_all Prototypes of methods such as

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