          """ list: list of loss histories per side for the current save iteration. """
          return self._history
  
      @property
      def multiple_models_in_folder(self) -> T.Optional[T.List[str]]:
          """ :list: or ``None`` If there are multiple model types in the requested folder, or model
          types that don't correspond to the requested plugin type, then returns the list of plugin
          names that exist in the folder, otherwise returns ``None`` """
          plugins = [fname.replace(".h5", "")
                     for fname in os.listdir(self._model_dir)
 
</s> remove     def history(self) -> T.List[T.List[float]]:
 </s> add     def history(self) -> list[list[float]]: </s> remove     def _mask_inputs(self) -> T.Optional[list]:
 </s> add     def _mask_inputs(self) -> list | None: </s> remove     def add_history(self, loss: T.List[float]) -> None:
 </s> add     def add_history(self, loss: list[float]) -> None: </s> remove     def sections(self) -> List[str]:
 </s> add     def sections(self) -> list[str]: </s> remove     def _get_extractor(self, exclude_gpus: List[int]) -> Optional[Extractor]:
 </s> add     def _get_extractor(self, exclude_gpus: list[int]) -> Extractor | None:
    def multiple_models_in_folder(self) -> list[str] | None:
          """ list: list of loss histories per side for the current save iteration. """
          return self._history
  
      @property
    def multiple_models_in_folder(self) -> list[str] | None:
          """ :list: or ``None`` If there are multiple model types in the requested folder, or model
          types that don't correspond to the requested plugin type, then returns the list of plugin
          names that exist in the folder, otherwise returns ``None`` """
          plugins = [fname.replace(".h5", "")
                     for fname in os.listdir(self._model_dir)
keep keep keep keep 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 
plugins/train/model/_base/io.py