featurebyte.ViewColumn.isnull¶ isnull( ) -> FrozenSeriesT Description¶ Returns a boolean Series indicating whether each element is missing. Returns¶ FrozenSeriesT Column or Feature with boolean values Examples¶ Filter a View based on whether a column has null values: >>> view = catalog.get_view("GROCERYINVOICE") >>> view_filtered = view[view["Amount"].isnull()]