Should I use .text or .content when parsing a Requests response?

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一向
一向 2020-12-09 19:04

I occasionally use res.content or res.text to parse a response from Requests. In the use cases I have had, it didn\'t seem to matter which option I

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  • 2020-12-09 19:49

    From the documentation:

    When you make a request, Requests makes educated guesses about the encoding of the response based on the HTTP headers. The text encoding guessed by Requests is used when you access r.text. You can find out what encoding Requests is using, and change it, using the r.encoding property:

    >>> r.encoding
    'utf-8'
    >>> r.encoding = 'ISO-8859-1'
    

    If you change the encoding, Requests will use the new value of r.encoding whenever you call r.text. You might want to do this in any situation where you can apply special logic to work out what the encoding of the content will be. For example, HTTP and XML have the ability to specify their encoding in their body. In situations like this, you should use r.content to find the encoding, and then set r.encoding. This will let you use r.text with the correct encoding.

    So r.content is used when the server returns binary data, or bogus encoding headers, to try to find the correct encoding inside a meta tag.

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