          Dictionary of event triggers for pop-up preview. Not required when running inside the GUI.
          Default: `None`
      """
      def __init__(self,
                   preview_buffer: "PreviewBuffer",
                   parent: Optional[tk.Widget] = None,
                   taskbar: Optional[ttk.Frame] = None,
                   triggers: Optional["TriggerType"] = None) -> None:
          logger.debug("Initializing %s (parent: '%s')", self.__class__.__name__, parent)
          super().__init__(preview_buffer, triggers=triggers)
          self._is_standalone = parent is None
          self._initialized = False
          self._root = parent if parent is not None else tk.Tk()
 
</s> remove                  triggers: Optional[TriggerType] = None) -> None:
 </s> add                  triggers: TriggerType | None = None) -> None: </s> remove     def __init__(self, parent: tk.Frame, taskbar: Optional[ttk.Frame]) -> None:
 </s> add     def __init__(self, parent: tk.Frame, taskbar: ttk.Frame | None) -> None: </s> remove         self._gui_mapped: List[tk.Widget] = []
 </s> add         self._gui_mapped: list[tk.Widget] = [] </s> remove                  git_model_id: Optional[int] = None,
                 model_filename: Optional[str] = None,
                 configfile: Optional[str] = None,
 </s> add                  git_model_id: int | None = None,
                 model_filename: str | None = None,
                 configfile: str | None = None, </s> remove                  git_model_id: Optional[int] = None,
                 model_filename: Optional[Union[str, List[str]]] = None,
                 configfile: Optional[str] = None,
 </s> add                  git_model_id: int | None = None,
                 model_filename: str | list[str] | None = None,
                 configfile: str | None = None,
                 preview_buffer: PreviewBuffer,
                 parent: tk.Widget | None = None,
                 taskbar: ttk.Frame | None = None,
                 triggers: TriggerType | None = None) -> None:
          Dictionary of event triggers for pop-up preview. Not required when running inside the GUI.
          Default: `None`
      """
      def __init__(self,
                 preview_buffer: PreviewBuffer,
                 parent: tk.Widget | None = None,
                 taskbar: ttk.Frame | None = None,
                 triggers: TriggerType | None = None) -> None:
                 preview_buffer: PreviewBuffer,
                 parent: tk.Widget | None = None,
                 taskbar: ttk.Frame | None = None,
                 triggers: TriggerType | None = None) -> None:
                 preview_buffer: PreviewBuffer,
                 parent: tk.Widget | None = None,
                 taskbar: ttk.Frame | None = None,
                 triggers: TriggerType | None = None) -> None:
                 preview_buffer: PreviewBuffer,
                 parent: tk.Widget | None = None,
                 taskbar: ttk.Frame | None = None,
                 triggers: TriggerType | None = None) -> None:
          logger.debug("Initializing %s (parent: '%s')", self.__class__.__name__, parent)
          super().__init__(preview_buffer, triggers=triggers)
          self._is_standalone = parent is None
          self._initialized = False
          self._root = parent if parent is not None else tk.Tk()
keep keep keep keep replace replace replace replace keep keep keep keep keep
 Rebase code (#1326)

* Remove tensorflow_probability requirement

* setup.py - fix progress bars

* requirements.txt: Remove pre python 3.9 packages

* update apple requirements.txt

* update INSTALL.md

* Remove python<3.9 code

* setup.py - fix Windows Installer

* typing: python3.9 compliant

* Update pytest and readthedocs python versions

* typing fixes

* Python Version updates
  - Reduce max version to 3.10
  - Default to 3.10 in installers
  - Remove incompatible 3.11 tests

* Update dependencies

* Downgrade imageio dep for Windows

* typing: merge optional unions and fixes

* Updates
  - min python version 3.10
  - typing to python 3.10 spec
  - remove pre-tf2.10 code
  - Add conda tests

* train: re-enable optimizer saving

* Update dockerfiles

* Update setup.py
  - Apple Conda deps to setup.py
  - Better Cuda + dependency handling

* bugfix: Patch logging to prevent Autograph errors

* Update dockerfiles

* Setup.py - Setup.py - stdout to utf-8

* Add more OSes to github Actions

* suppress mac-os end to end test 
lib/training/preview_tk.py