  class GraphDisplay(DisplayOptionalPage):  # pylint: disable=too-many-ancestors
      """ The Graph Tab of the Display section """
  
      def add_options(self):
          """ Add the additional options """
          self.add_option_refresh()
          super().add_options()
 
</s> remove from .utils import FileHandler, get_config, get_images
 </s> add from .utils import FileHandler, get_config, get_images, set_slider_rounding </s> remove from .utils import FileHandler, get_config, get_images
 </s> add from .utils import ControlBuilder, FileHandler, get_config, get_images
    def __init__(self, parent, tabname, helptext, waittime, command=None):
        self.trace_var = None
        super().__init__(parent, tabname, helptext, waittime, command)
  class GraphDisplay(DisplayOptionalPage):  # pylint: disable=too-many-ancestors
      """ The Graph Tab of the Display section """
    def __init__(self, parent, tabname, helptext, waittime, command=None):
        self.trace_var = None
        super().__init__(parent, tabname, helptext, waittime, command)
  
      def add_options(self):
          """ Add the additional options """
          self.add_option_refresh()
          super().add_options()
keep add keep keep keep keep keep
 Graphing Updates

Add smoothing to Analysis and Training Graph
Replace Trend with Smoothing on Training Graph
Add Smoothing Parameter to Training Graph 
lib/gui/display_command.py