docstr: Create a Radar Chart instance.
  
  Note:
      Radar charts plot each vertex in counter-clockwise order starting
      from the top.
  
  Args:
      blank_labels (bool): When true removes the title,
          subtitle, axes, and source labels from the chart.
          Default False.
      layout (str): Change size & aspect ratio of the chart for
          fitting into slides.
          - 'slide_100%'
          - 'slide_75%'
          - 'slide_50%' (Suggested for Radar Charts)
          - 'slide_25%'
docstr_tok: ["Create","a","Radar","Chart","instance",".","Note",":","Radar","charts","plot","each","vertex","in","counter-clockwise","order","starting","from","the","top",".","Args",":","blank_labels","(","bool",")",":","When","true","removes","the","title",",","subtitle",",","axes",",","and","source","labels","from","the","chart",".","Default","False",".","layout","(","str",")",":","Change","size","&","aspect","ratio","of","the","chart","for","fitting","into","slides",".","-","'slide_100","%","'","-","'slide_75","%","'","-","'slide_50","%","'","(","Suggested","for","Radar","Charts",")","-","'slide_25","%","'"]
code: def __init__(
      self,
      blank_labels=options.get_option("chart.blank_labels"),
      layout="slide_50%",
  ):
      """Create a Radar Chart instance.
  
      Note:
          Radar charts plot each vertex in counter-clockwise order starting
          from the top.
  
      Args:
          blank_labels (bool): When true removes the title,
              subtitle, axes, and source labels from the chart.
              Default False.
          layout (str): Change size & aspect ratio of the chart for
              fitting into slides.
              - 'slide_100%'
              - 'slide_75%'
              - 'slide_50%' (Suggested for Radar Charts)
              - 'slide_25%'
      """
      # Validate axis type input
      valid_axis_types = ["linear", "log"]
      self._axis_type = "linear"
      self._x_axis_type, self._y_axis_type = (
          self._axis_type,
          self._axis_type,
      )
      if self._axis_type not in valid_axis_types:
          raise ValueError(
              "axis_type must be one of {options}".format(
                  options=valid_axis_types
              )
          )
      self._blank_labels = options._get_value(blank_labels)
      self.style = Style(self, layout)
      self.figure = self._initialize_figure(
          self._axis_type, self._axis_type
      )
      self.style._apply_settings("chart")
      self.callout = Callout(self)
      self.axes = BaseAxes._get_axis_class(
          self._axis_type, self._axis_type
      )(self)
      self.plot = PlotRadar(self)
      self._source = self._add_source_to_figure()
      self._subtitle_glyph = self._add_subtitle_to_figure()
      self.figure.toolbar.logo = None  # Remove bokeh logo from toolbar.
      # Reverse the order of vertical legends. Used with stacked plot types
      # to ensure that the stack order is consistent with the legend order.
      self._reverse_vertical_legend = False
      # Logos disabled for now.
      # self.logo = Logo(self)
      # Set default for title
      title = """ch.set_title('Takeaway')"""
      if self._blank_labels:
          title = ""
      self.set_title(title)
  
imports: from chartify._core.colors import Color
  from chartify._core.chart import Chart
  from chartify._core.style import Style
  from chartify._core.axes import BaseAxes
  from chartify._core.plot import BasePlot
  from chartify._core.callout import Callout
  from chartify._core.options import options
  import numpy
  import pandas
label_desc: Use image node_id 1 to create a new RadarChart object from inherited base classes: Chart with example: obj = RadarChart(blank_labels, layout)