Struct polars_io::csv::read_impl::BatchedCsvReader

pub struct BatchedCsvReader<'a> { /* private fields */ }

Available on crate feature csv-file only.

Implementations

impl<'a> BatchedCsvReader<'a>

pub fn next_batches(
    &mut self,
    n: usize
) -> PolarsResult<Option<Vec<(IdxSize, DataFrame)>>>

Examples found in repository

src/csv/read_impl/batched.rs (line 168)

    pub fn next_batches(&mut self, n: usize) -> PolarsResult<Option<Vec<(IdxSize, DataFrame)>>> {
        let reader = unsafe { &mut *self.batched_reader };
        reader.next_batches(n)
    }