old_contents: #
  # This source file is part of appleseed.
  # Visit http://appleseedhq.net/ for additional information and resources.
  #
  # This software is released under the MIT license.
  #
  # Copyright (c) 2018 Esteban Tovagliari.
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  #
  
  import appleseed as asr
  
  from ..logger import get_logger
  
  logger = get_logger()
  
  
  class RendererController(asr.IRendererController):
      def __init__(self, engine):
          super(RendererController, self).__init__()
          self.__engine = engine
  
      def on_rendering_begin(self):
          logger.debug("Starting Render")
  
      def on_rendering_success(self):
          logger.debug("Render Finished")
  
      def on_rendering_abort(self):
          pass
  
      def on_frame_begin(self):
          pass
  
      def on_frame_end(self):
          pass
  
      def on_progress(self):
          pass
  
      def get_status(self):
          if self.__engine.test_break():
              return asr.IRenderControllerStatus.AbortRendering
  
          return asr.IRenderControllerStatus.ContinueRendering
  
new_contents: #
  # This source file is part of appleseed.
  # Visit http://appleseedhq.net/ for additional information and resources.
  #
  # This software is released under the MIT license.
  #
  # Copyright (c) 2018 Esteban Tovagliari.
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  #
  
  import appleseed as asr
  
  from ..logger import get_logger
  
  logger = get_logger()
  
  
  class RendererController(asr.IRendererController):
      def __init__(self, engine):
          super(RendererController, self).__init__()
          self.__engine = engine
  
      def on_rendering_begin(self):
          logger.debug("Starting Render")
          self.__engine.update_stats("appleseed Rendering: Creating scene", "Time Remaining: Unknown")
  
      def on_rendering_success(self):
          logger.debug("Render Finished")
  
      def on_rendering_abort(self):
          pass
  
      def on_frame_begin(self):
          pass
  
      def on_frame_end(self):
          pass
  
      def on_progress(self):
          pass
  
      def get_status(self):
          if self.__engine.test_break():
              return asr.IRenderControllerStatus.AbortRendering
  
          return asr.IRenderControllerStatus.ContinueRendering
  
subject: Add additional render feedback