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From: Peter Otten <__peter__@web.de>
Subject: Re: Python 2 =?UTF-8?B?4oCYcHJpbnTigJks?= coercing arguments to Unicode
Date: Wed, 07 Oct 2015 00:55:03 +0200
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References: <851td81g08.fsf@benfinney.id.au> <85wpv0z368.fsf@benfinney.id.au> <201510061248.t96CmCWP011700@fido.openend.se> <85si5nzo6y.fsf@benfinney.id.au>
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Xref: csiph.com comp.lang.python:97460

Ben Finney wrote:

>> I don't think this is possible with the print statement, but the
>> print() function can be replaced with anything you like:
> 
> 
> Hmm. I am more looking for something that doesn't involve replacing
> ‘print’, but rather to hook into whatever it uses to coerce the type of
> its arguments.
 
Have a look at PyFile_WriteObject in Objects/fileobject.c.
As I understand the code it basically does

if isinstance(obj) and stream.encoding is not None:
    s = obj.encode(stream.encoding))
else:
    s = str(obj)
stream.write(s)

There's no way to get the original object.