Message 243035 - Python tracker

Message243035

Author	yselivanov
Recipients	asvetlov, gvanrossum, ncoghlan, python-dev, scoder, vstinner, yselivanov
Date	2015-05-13.05:10:43
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1431493843.97.0.101515267068.issue24017@psf.upfronthosting.co.za>
In-reply-to

Content
> Is there are a specific reason this implicit exception handler can't be decomposed and implemented using the same opcodes as are used to implement explicit exception handlers? I don't think it's possible to replace ASYNC_WITH_CLEANUP_EXCEPT opcode with some combination of existing opcodes. What might be possible is to implement 'async with' without using WITH_CLEANUP_* opcodes at all. Let me try that.

Content

> Is there are a specific reason this implicit exception handler can't be decomposed and implemented using the same opcodes as are used to implement explicit exception handlers?

I don't think it's possible to replace ASYNC_WITH_CLEANUP_EXCEPT opcode with some combination of existing opcodes.

What might be possible is to implement 'async with' without using WITH_CLEANUP_* opcodes at all.  Let me try that.

History
Date	User	Action	Args
2015-05-13 05:10:44	yselivanov	set	recipients: + yselivanov, gvanrossum, ncoghlan, scoder, vstinner, asvetlov, python-dev
2015-05-13 05:10:43	yselivanov	set	messageid: <1431493843.97.0.101515267068.issue24017@psf.upfronthosting.co.za>
2015-05-13 05:10:43	yselivanov	link	issue24017 messages
2015-05-13 05:10:43	yselivanov	create