# xarray.CFTimeIndex.is_categorical

`CFTimeIndex.``is_categorical`()

  Check if the Index holds categorical data.

  Returns: | True if the Index is categorical.
  Return type: | boolean

  See also

  `CategoricalIndex()`
    Index for categorical data.

  Examples

      >>> idx = pd.Index(["Watermelon", "Orange", "Apple",
      ...                 "Watermelon"]).astype("category")
      >>> idx.is_categorical()
      True

      >>> idx = pd.Index([1, 3, 5, 7])
      >>> idx.is_categorical()
      False

      >>> s = pd.Series(["Peter", "Victor", "Elisabeth", "Mar"])
      >>> s
      0        Peter
      1       Victor
      2    Elisabeth
      3          Mar
      dtype: object
      >>> s.index.is_categorical()
      False