woodwork.logical_types.Ordinal#
- class woodwork.logical_types.Ordinal(order=None)[source]#
Represents Logical Types that contain ordered discrete values. Has ‘category’ as a standard tag.
- Parameters:
order (list or tuple) – An list or tuple specifying the order of the ordinal values from low to high. The underlying series cannot contain values that are not present in the order values.
Examples
["first", "second", "third"] ["bronze", "silver", "gold"]
Methods
__init__
([order])transform
(series[, null_invalid_values])Validates the series and converts the dtype to match the logical type's if it is different.
validate
(series[, return_invalid_values])Validates that a logical type is consistent with the series dtype.
Attributes
primary_dtype
standard_tags
type_string