code: def tearDown(self):
      with param.logging_level("ERROR"):
          Renderer.notebook_context = self.nbcontext
          Renderer.comm_manager = self.comm_manager
      Store.current_backend = self.previous_backend
  
imports: import panel
  import param
  from panel.widgets import DiscreteSlider, FloatSlider, Player
  from pyviz_comms import CommManager
  from holoviews import Curve, DynamicMap, HoloMap, Store
  from holoviews.element.comparison import ComparisonTestCase
  from holoviews.plotting.plotly import PlotlyRenderer
  from holoviews.plotting.renderer import Renderer
  from holoviews.streams import Stream
label_desc: Use image node_id 2 for calling the PlotlyRendererTest obj's underlying member method code with example usage: obj.tearDown() without return types