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use crate::chunked_array::kernels::{is_finite, is_infinite, is_nan, is_not_nan}; use crate::prelude::*; use num::Float; impl<T> ChunkedArray<T> where T: PolarsFloatType, T::Native: Float, { pub fn is_nan(&self) -> BooleanChunked { self.apply_kernel_cast(is_nan) } pub fn is_not_nan(&self) -> BooleanChunked { self.apply_kernel_cast(is_not_nan) } pub fn is_finite(&self) -> BooleanChunked { self.apply_kernel_cast(is_finite) } pub fn is_infinite(&self) -> BooleanChunked { self.apply_kernel_cast(is_infinite) } }