class_docstr: <<< Radar >>>
  
  Radar maps are mainly used to represent multivariable data.
code: def add_schema(
      self,
      schema: types.Sequence[
          types.Union[opts.RadarIndicatorItem, dict]
      ],
      shape: types.Optional[str] = None,
      center: types.Optional[types.Sequence] = None,
      radius: types.Optional[types.Union[types.Sequence, str]] = None,
      start_angle: types.Numeric = 90,
      textstyle_opts: types.TextStyle = opts.TextStyleOpts(),
      splitline_opt: types.SplitLine = opts.SplitLineOpts(is_show=True),
      splitarea_opt: types.SplitArea = opts.SplitAreaOpts(),
      axisline_opt: types.AxisLine = opts.AxisLineOpts(),
      radiusaxis_opts: types.RadiusAxis = None,
      angleaxis_opts: types.AngleAxis = None,
      polar_opts: types.Polar = None,
  ):
      self.options.update(
          radiusAxis=radiusaxis_opts,
          angleAxis=angleaxis_opts,
          polar=polar_opts,
      )
  
      indicators = []
      for s in schema:
          if isinstance(s, opts.RadarIndicatorItem):
              s = s.opts
          indicators.append(s)
  
      if self.options.get("radar") is None:
          self.options.update(radar=[])
  
      self.options.get("radar").append(
          {
              "indicator": indicators,
              "shape": shape,
              "center": center,
              "radius": radius,
              "startAngle": start_angle,
              "name": {"textStyle": textstyle_opts},
              "splitLine": splitline_opt,
              "splitArea": splitarea_opt,
              "axisLine": axisline_opt,
          }
      )
      return self
  
imports: from ...None import options
  from ...None import types
  from ...charts.chart import Chart
  from ...globals import ChartType
label_desc: Use image node_id 1 for calling the Radar obj's underlying member method code with example usage: obj.add_schema(schema, shape, center, radius, start_angle, textstyle_opts, splitline_opt, splitarea_opt, axisline_opt, radiusaxis_opts, angleaxis_opts, polar_opts) and returns: self