Trait polars::prelude::SerReader

pub trait SerReader<R> where
    R: Read + Seek, {
    fn new(reader: R) -> Self;
    fn finish(self) -> Result<DataFrame, PolarsError>;

    fn set_rechunk(self, _rechunk: bool) -> Self { ... }
}

Required methods

fn new(reader: R) -> Self

fn finish(self) -> Result<DataFrame, PolarsError>

Take the SerReader and return a parsed DataFrame.

Provided methods

fn set_rechunk(self, _rechunk: bool) -> Self

Rechunk to a single chunk after Reading file.

Implementors

impl<'a, R> SerReader<R> for CsvReader<'a, R> where
    R: MmapBytesReader, 

impl<R> SerReader<R> for IpcReader<R> where
    R: Read + Seek, 

impl<R> SerReader<R> for JsonReader<R> where
    R: BufRead + Seek, 

impl<R> SerReader<R> for ParquetReader<R> where
    R: MmapBytesReader,