pyarrow.MapType#

class pyarrow.MapType#

Bases: pyarrow.lib.DataType

Concrete class for map data types.

__init__(*args, **kwargs)#

Methods

__init__(*args,ย **kwargs)

equals(self,ย other)

Return true if type is equivalent to passed value.

to_pandas_dtype(self)

Return the equivalent NumPy / Pandas dtype.

Attributes

bit_width

id

item_field

The field for items in the map entries.

item_type

The data type of items in the map entries.

key_field

The field for keys in the map entries.

key_type

The data type of keys in the map entries.

num_buffers

Number of data buffers required to construct Array type excluding children.

num_children

The number of child fields.

num_fields

The number of child fields.

bit_width#
equals(self, other)#

Return true if type is equivalent to passed value.

Parameters
otherDataType or str convertible to DataType
Returns
is_equalbool
id#
item_field#

The field for items in the map entries.

item_type#

The data type of items in the map entries.

key_field#

The field for keys in the map entries.

key_type#

The data type of keys in the map entries.

num_buffers#

Number of data buffers required to construct Array type excluding children.

num_children#

The number of child fields.

num_fields#

The number of child fields.

to_pandas_dtype(self)#

Return the equivalent NumPy / Pandas dtype.