How can I test if a python float is "not a number" without depending on numpy? Simple, a nan value is different to any other value, including itself:
def isnan(x):
return isinstance(x, float) and x!=x
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How can I test if a python float is "not a number" without depending on numpy? Simple, a nan value is different to any other value, including itself:
def isnan(x):
return isinstance(x, float) and x!=x