[issue25862] TextIOWrapper assertion failure after read() and SEEK_CUR

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:


New changeset d6a283b37b66ecd2d0ff43602ddc8e91b54a51c5 by Serhiy Storchaka (Zackery Spytz) in branch '3.6':
[3.6] bpo-25862: Fix assertion failures in io.TextIOWrapper.tell(). (GH-3918). (GH-8012)
https://github.com/python/cpython/commit/d6a283b37b66ecd2d0ff43602ddc8e91b54a51c5


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<https://bugs.python.org/issue25862>
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