Message 338534 - Python tracker

Message338534

Author	vstinner
Recipients	anthony shaw, vstinner
Date	2019-03-21.09:32:26
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1553160746.25.0.228401004637.issue36386@roundup.psfhosted.org>
In-reply-to

Content
> This is because PyUnicode_DecodeFSDefaultAndSize calls _PyInterpreterState_GET_UNSAFE(), which already documents the potential NULL return value. _PyInterpreterState_GET_UNSAFE() is preferred over other functions getting the interpreter for best performances. _PyInterpreterState_GET_UNSAFE() is the most efficient way to access the interpreter. That's why I was talking about the cost of additional checks (to detect API misuage) at runtime. > Understood, happy for this to be closed. Aware that I was misusing the API :-) I close the issue.

Content

> This is because PyUnicode_DecodeFSDefaultAndSize calls _PyInterpreterState_GET_UNSAFE(), which already documents the potential NULL return value. 

_PyInterpreterState_GET_UNSAFE() is preferred over other functions getting the interpreter for best performances. _PyInterpreterState_GET_UNSAFE() is the most efficient way to access the interpreter. That's why I was talking about the cost of additional checks (to detect API misuage) at runtime.

> Understood, happy for this to be closed. Aware that I was misusing the API :-)

I close the issue.

History
Date	User	Action	Args
2019-03-21 09:32:26	vstinner	set	recipients: + vstinner, anthony shaw
2019-03-21 09:32:26	vstinner	set	messageid: <1553160746.25.0.228401004637.issue36386@roundup.psfhosted.org>
2019-03-21 09:32:26	vstinner	link	issue36386 messages
2019-03-21 09:32:26	vstinner	create