pub struct PythonDatasetProvider { /* private fields */ }
Expand description
Currently intended only for Iceberg support
Implementations§
Source§impl PythonDatasetProvider
impl PythonDatasetProvider
pub fn new(dataset_object: PythonObject) -> PythonDatasetProvider
pub fn reader_name(&self) -> PlSmallStr
pub fn schema(&self) -> Result<Arc<Schema<DataType>>, PolarsError>
pub fn to_dataset_scan( &self, limit: Option<usize>, projection: Option<&[PlSmallStr]>, ) -> Result<DslPlan, PolarsError>
Trait Implementations§
Source§impl Debug for PythonDatasetProvider
impl Debug for PythonDatasetProvider
Source§impl<'de> Deserialize<'de> for PythonDatasetProvider
impl<'de> Deserialize<'de> for PythonDatasetProvider
Source§fn deserialize<__D>(
__deserializer: __D,
) -> Result<PythonDatasetProvider, <__D as Deserializer<'de>>::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(
__deserializer: __D,
) -> Result<PythonDatasetProvider, <__D as Deserializer<'de>>::Error>where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Source§impl Serialize for PythonDatasetProvider
impl Serialize for PythonDatasetProvider
Source§fn serialize<__S>(
&self,
__serializer: __S,
) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where
__S: Serializer,
fn serialize<__S>(
&self,
__serializer: __S,
) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where
__S: Serializer,
Serialize this value into the given Serde serializer. Read more
Auto Trait Implementations§
impl Freeze for PythonDatasetProvider
impl !RefUnwindSafe for PythonDatasetProvider
impl Send for PythonDatasetProvider
impl Sync for PythonDatasetProvider
impl Unpin for PythonDatasetProvider
impl UnwindSafe for PythonDatasetProvider
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
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 moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
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