[issue26702] A better assert statement

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

I think in this particular case you are more interesting in the value of k than k.replace('.', '').replace('-', '').replace('_', '').

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nosy: +rhettinger, serhiy.storchaka

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue26702>
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