pub struct EnumChunkedBuilder { /* private fields */ }Available on crate feature
dtype-categorical only.Implementations§
Source§impl EnumChunkedBuilder
impl EnumChunkedBuilder
pub fn new( name: PlSmallStr, capacity: usize, rev: Arc<RevMapping>, ordering: CategoricalOrdering, strict: bool, ) -> EnumChunkedBuilder
pub fn append_str( &mut self, v: &str, ) -> Result<&mut EnumChunkedBuilder, PolarsError>
pub fn append_null(&mut self) -> &mut EnumChunkedBuilder
pub fn append_enum( &mut self, v: u32, rev: &RevMapping, ) -> Result<&mut EnumChunkedBuilder, PolarsError>
pub fn finish(self) -> CategoricalChunked
Auto Trait Implementations§
impl Freeze for EnumChunkedBuilder
impl RefUnwindSafe for EnumChunkedBuilder
impl Send for EnumChunkedBuilder
impl Sync for EnumChunkedBuilder
impl Unpin for EnumChunkedBuilder
impl UnwindSafe for EnumChunkedBuilder
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
§impl<T> Instrument for T
impl<T> Instrument for T
§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§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