[issue26407] csv.writer.writerows masks exceptions from __iter__

[Serhiy Storchaka]

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

This bug occurred not only in writerows(), but also in writerow() and csv.reader(). See also more general issue40824.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue26407>
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