[issue32255] csv.writer converts None to '""\n' when it is first line, otherwise '\n'

[Roundup Robot]

Change by Roundup Robot <devnull at psf.upfronthosting.co.za>:


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pull_requests: +4705
stage: needs patch -> patch review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue32255>
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