cudf.core.dtypes.ListDtype#

class cudf.core.dtypes.ListDtype(element_type: Dtype)[source]#

Type to represent list data.

Parameters:

element_typeobject: A dtype with which represents the element types in the list.

Attributes

element_type
leaf_type

Methods

`from_arrow`(typ)	Creates a `ListDtype` from `pyarrow.ListType`.
`to_arrow`()	Convert to a `pyarrow.ListType`

Examples

>>> import cudf
>>> list_dtype = cudf.ListDtype("int32")
>>> list_dtype
ListDtype(int32)

A nested list dtype can be created by:

>>> nested_list_dtype = cudf.ListDtype(list_dtype)
>>> nested_list_dtype
ListDtype(ListDtype(int32))