class_docstr: Callback object that renders a bokeh chart in a jupyter notebook
  that gets updated as the training run proceeds.
  
  Requires a PandasLogger to collect the data it will render.
  
  This is an abstract base-class.  Sub-classes define the specific chart.
class_docstr_tok: ["Callback","object","that","renders","a","bokeh","chart","in","a","jupyter","notebook","that","gets","updated","as","the","training","run","proceeds",".","Requires","a","PandasLogger","to","collect","the","data","it","will","render",".","This","is","an","abstract","base-class",".","Sub-classes","define","the","specific","chart","."]
docstr: Update the plot chart data and render the updates.
          
code: def _do_update(self):
      """Update the plot chart data and render the updates."""
      self.update_chart_data()
      self._push_render()
  
imports: import time
label_desc: Use image node_id 6 for calling the LiveBokehChart obj's underlying member method code with example usage: obj._do_update() without return types