[issue38003] Incorrect "fixing" of isinstance tests for basestring

[Bob Kline]

Bob Kline <bkline at rksystems.com> added the comment:

> Unless you have a specific proposal, ...

I _do_ have a specific proposal: replace `basestring` with `(str, bytes)`, which preserves the behavior of the original code. So, 

if isinstance(value, basestring)

becomes

if isinstance(value, (str, bytes))

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue38003>
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