Function _get_divisions

dask/dataframe/dask_expr/_shuffle.py:1322–1337

(
    frame,
    other,
    npartitions: int,
    ascending: bool = True,
    partition_size: float = 128e6,
    upsample: float = 1.0,
)

def _get_divisions(
    frame,
    other,
    npartitions: int,
    ascending: bool = True,
    partition_size: float = 128e6,
    upsample: float = 1.0,
):
    key = (other._name, npartitions, ascending, partition_size, upsample)
    if key in divisions_lru:
        return divisions_lru[key]
    result = _calculate_divisions(
        frame, other, npartitions, ascending, partition_size, upsample
    )
    divisions_lru[key] = result
    return result


def _calculate_divisions(