This issue tracker has been migrated to GitHub, and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Author methane
Recipients Alexandru Ardelean, Ray Donnelly, Will Thompson, barry, benjamin.peterson, bmwiedemann, brett.cannon, dstufft, eric.araujo, eric.smith, eschwartz, methane, vstinner
Date 2018-03-07.11:08:00
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1520420880.93.0.467229070634.issue29708@psf.upfronthosting.co.za>
In-reply-to
Content
3e 02 00 00 00 is frozenset(size=2)
72 b6/b5 00 00 00 is reference to b5 or b6

So it seems set order changed. (or items in the set is appearance order is changed.)
Did you set PYTHONHASHSEED?

Anyway, I think Python 3.7 can't guarantee "reproducible" compile because marshal uses reference count.
History
Date User Action Args
2018-03-07 11:08:01methanesetrecipients: + methane, barry, brett.cannon, vstinner, eric.smith, benjamin.peterson, eric.araujo, dstufft, bmwiedemann, Alexandru Ardelean, Ray Donnelly, eschwartz, Will Thompson
2018-03-07 11:08:00methanesetmessageid: <1520420880.93.0.467229070634.issue29708@psf.upfronthosting.co.za>
2018-03-07 11:08:00methanelinkissue29708 messages
2018-03-07 11:08:00methanecreate