[Commented On] D10770: docket: make compatible with py3.6, where Struct.format is bytes
martinvonz (Martin von Zweigbergk)
phabricator at mercurial-scm.org
Fri May 28 13:34:21 UTC 2021
martinvonz added a comment.
martinvonz abandoned this revision.
In D10770#164629 <https://phab.mercurial-scm.org/D10770#164629>, @marmoute wrote:
> In D10770#164628 <https://phab.mercurial-scm.org/D10770#164628>, @martinvonz wrote:
>
>> In D10770#164626 <https://phab.mercurial-scm.org/D10770#164626>, @marmoute wrote:
>>
>>> Looks like this is happening because of an inconsistency betwen the fact we passe a binary 'struct' for INDEX_HEADER and a sysstr for the extra once. I would rather fix this by making them consistent.
>>
>> I'm not sure I understand. Can you show me how?
>>
>> $ python3.6 -c 'import struct; print(type(struct.Struct(b"I").format))'
>> <class 'bytes'>
>> $ python3.6 -c 'import struct; print(type(struct.Struct("I").format))'
>> <class 'bytes'>
>> $ python3.7 -c 'import struct; print(type(struct.Struct(b"I").format))'
>> <class 'str'>
>> $ python3.7 -c 'import struct; print(type(struct.Struct("I").format))'
>> <class 'str'>
>
> Okay, so my assertion is correct and Python behavior is… creative. Maybe we should build a pycompat wrapper for struct.format access ?
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To: martinvonz, #hg-reviewers, marmoute
Cc: marmoute, mercurial-patches
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