Tee and file redirections are very slow to write anything.

[Henry S. Thompson]

Hamish McIntyre-Bhatty via Cygwin writes:

> I'm now thinking it may have been a Python script that was behaving this
> way - I might go and double check in case this isn't what I think it is.

I have noticed recently (on a Linux box) that Python3.8 logging exhibits
the problem you report, that is, no output until end of job.

ht
-- 
       Henry S. Thompson, School of Informatics, University of Edinburgh
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