pandas.CategoricalIndex.categories#
- property CategoricalIndex.categories[source]#
The categories of this categorical.
Setting assigns new values to each category (effectively a rename of each individual category).
The assigned value has to be a list-like object. All items must be unique and the number of items in the new categories must be the same as the number of items in the old categories.
- Raises
- ValueError
If the new categories do not validate as categories or if the number of new categories is unequal the number of old categories
See also
rename_categories
Rename categories.
reorder_categories
Reorder categories.
add_categories
Add new categories.
remove_categories
Remove the specified categories.
remove_unused_categories
Remove categories which are not used.
set_categories
Set the categories to the specified ones.