          else:
              self._count = len(self.file_list_sorted)
          return self._count
  
      def check_input_folder(self) -> Optional[cv2.VideoCapture]:
          """ Ensure that the frames or faces folder exists and is valid.
              If frames folder contains a video file return imageio reader object
  
          Returns
          -------
 
</s> remove     def _compile_output(self) -> Union[List[str], List[Tuple[str, int]]]:
 </s> add     def _compile_output(self) -> list[str] | list[tuple[str, int]]: </s> remove     def load(self) -> Generator[Tuple[str, np.ndarray], None, None]:
 </s> add     def load(self) -> Generator[tuple[str, np.ndarray], None, None]: </s> remove     def __init__(self, folder: str, count: Optional[int] = None):
 </s> add     def __init__(self, folder: str, count: int | None = None): </s> remove     def _get_face_metadata(self) -> T.Dict[str, T.List[int]]:
 </s> add     def _get_face_metadata(self) -> dict[str, list[int]]: </s> remove     def _get_input_images(self) -> Union[str, List[str]]:
 </s> add     def _get_input_images(self) -> str | list[str]:
    def check_input_folder(self) -> cv2.VideoCapture | None:
          else:
              self._count = len(self.file_list_sorted)
          return self._count
  
    def check_input_folder(self) -> cv2.VideoCapture | None:
          """ Ensure that the frames or faces folder exists and is valid.
              If frames folder contains a video file return imageio reader object
  
          Returns
          -------
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 
tools/alignments/media.py