  
          retval["buildgraph"] = var
          return retval
  
      def _layout_frames(self):
          """ Top level container frames """
          logger.debug("Layout frames")
  
          leftframe = ttk.Frame(self)
          sep = ttk.Frame(self, width=2, relief=tk.RIDGE)
 
</s> remove     def _opts_combobox(self, frame):
 </s> add     def _opts_combobox(self, frame: ttk.Frame) -> None: </s> remove     def _build_options(self, frame):
 </s> add     def _build_options(self, frame: ttk.Frame) -> None: </s> remove     def _ewma_vectorized_safe(self):
 </s> add     def _ewma_vectorized_safe(self) -> None: </s> remove                 text = "Show {}".format(item.title())
 </s> add                 text = f"Show {item.title()}"
    def _layout_frames(self) -> ttk.Frame:
  
          retval["buildgraph"] = var
          return retval
  
    def _layout_frames(self) -> ttk.Frame:
          """ Top level container frames """
          logger.debug("Layout frames")
  
          leftframe = ttk.Frame(self)
          sep = ttk.Frame(self, width=2, relief=tk.RIDGE)
keep keep keep keep replace keep keep keep keep keep
 Bugfixes:
  - Stats graph - Handle NaNs in data
  - logger - de-elevate matplotlib font messages 
lib/gui/popup_session.py