code: def add_unique_template_variables(self, options):
          
          options.update(dict(
              colorProperty=self.color_property,
              colorStops=self.color_stops,
              colorType=self.color_function_type,
              radiusType=self.radius_function_type,
              defaultColor=self.color_default,
              defaultRadius=self.radius_default,
              radiusProperty=self.radius_property,
              radiusStops=self.radius_stops,
              strokeWidth=self.stroke_width,
              strokeColor=self.stroke_color,
              highlightColor=self.highlight_color
          ))
          if self.vector_source:
              options.update(dict(
                  vectorColorStops=self.generate_vector_color_map(),
                  vectorRadiusStops=self.generate_vector_numeric_map('radius')))
docs: Update map template variables specific to graduated circle visual