code: def tearDown(self):
      Compositor.definitions[:] = self.definitions
      super().tearDown()
  
imports: from unittest import SkipTest
  import holoviews
  from holoviews.core.options import Store
  from pyviz_comms import CommManager
  from holoviews.operation import Compositor
label_desc: Use image node_id 2 for calling the TestCompositorMagic obj's underlying member method code with example usage: obj.tearDown() without return types