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@iros
Created Aug 13, 2015
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Python nan tests
isnan 1 if nan element-by-element
isinf 1 if inf element-by-element
isfinite 1 if not inf and not nan element-by-element
isposfin,isnegfin 1 for positive or negative inf element-by-element
isreal 1 if not complex valued element-by-element
iscomplex 1 if complex valued element-by-element
isreal 1 if real valued element-by-element
is_string_like 1 if argument is a string scalar
is_numlike 1 if is a numeric type scalar
isscalar 1 if scalar scalar
isvector 1 if input is a vector scalar
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