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Asked: 2026-05-11T20:28:09+00:00

float(‘nan’) represents NaN (not a number). But how do I check for it?

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float('nan') represents NaN (not a number). But how do I check for it?

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1 Answer

  1. Editorial Team

    Use math.isnan:

    >>> import math
>>> x = float('nan')
>>> math.isnan(x)
True
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