pyarrow.large_list#

pyarrow.large_list(value_type) → LargeListType#

Create LargeListType instance from child data type or field.

This data type may not be supported by all Arrow implementations. Unless you need to represent data larger than 2**31 elements, you should prefer list_().

Parameters:

value_typeDataType or Field

Returns:

list_typeDataType

Examples

Create an instance of LargeListType:

>>> import pyarrow as pa
>>> pa.large_list(pa.int8())
LargeListType(large_list<item: int8>)

Use the LargeListType to create an array:

>>> pa.array([[-1, 3]] * 5, type=pa.large_list(pa.int8()))
<pyarrow.lib.LargeListArray object at ...>
[
  [
    -1,
    3
  ],
  [
    -1,
    3
  ],
...