Struct ToArrowConverter

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pub struct ToArrowConverter {
    pub compat_level: CompatLevel,
    pub categorical_converter: CategoricalToArrowConverter,
}

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§compat_level: CompatLevel§categorical_converter: CategoricalToArrowConverter

Available on crate feature dtype-categorical only.

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impl ToArrowConverter

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pub fn array_to_arrow( &mut self, array: &dyn Array, dtype: &DataType, output_arrow_field: Option<&ArrowField>, ) -> PolarsResult<Box<dyn Array>>

Returns an error if output_arrow_field was provided and does not match the output data type.

Auto Trait Implementations§

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impl !UnwindSafe for ToArrowConverter

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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