Function read_parquet_chunked 

pub fn read_parquet_chunked(
    path: Bound<'_, PyAny>,
    p4s: Option<Vec<String>>,
    aux: Option<Vec<String>>,
    aliases: Option<Bound<'_, PyDict>>,
    chunk_size: Option<usize>,
) -> PyResult<PyParquetChunkIter>

Read a Dataset from a Parquet file in chunks.