      ".bmp", ".jpeg", ".jpg", ".png", ".tif", ".tiff"]
  _video_extensions = [  # pylint:disable=invalid-name
      ".avi", ".flv", ".mkv", ".mov", ".mp4", ".mpeg", ".mpg", ".webm", ".wmv",
      ".ts", ".vob"]
  _TF_VERS: Optional[Tuple[int, int]] = None
  ValidBackends = Literal["nvidia", "cpu", "apple_silicon", "directml", "rocm"]
  
  
  class _Backend():  # pylint:disable=too-few-public-methods
      """ Return the backend from config/.faceswap of from the `FACESWAP_BACKEND` Environment
      Variable.
 
</s> remove if sys.version_info < (3, 8):
    from typing_extensions import get_args, Literal
else:
    from typing import get_args, Literal

if TYPE_CHECKING:
 </s> add if T.TYPE_CHECKING: </s> remove         self._backends: Dict[str, ValidBackends] = {"1": "cpu",
 </s> add         self._backends: dict[str, ValidBackends] = {"1": "cpu", </s> remove         self.rocm_version: Tuple[int, ...] = (0, 0, 0)
 </s> add         self.rocm_version: tuple[int, ...] = (0, 0, 0) </s> remove         self.backend: Optional[Literal["nvidia", "apple_silicon",
                                       "directml", "cpu", "rocm"]] = None
 </s> add         self.backend: backend_type | None = None
_TF_VERS: tuple[int, int] | None = None
ValidBackends = T.Literal["nvidia", "cpu", "apple_silicon", "directml", "rocm"]
      ".bmp", ".jpeg", ".jpg", ".png", ".tif", ".tiff"]
  _video_extensions = [  # pylint:disable=invalid-name
      ".avi", ".flv", ".mkv", ".mov", ".mp4", ".mpeg", ".mpg", ".webm", ".wmv",
      ".ts", ".vob"]
_TF_VERS: tuple[int, int] | None = None
ValidBackends = T.Literal["nvidia", "cpu", "apple_silicon", "directml", "rocm"]
_TF_VERS: tuple[int, int] | None = None
ValidBackends = T.Literal["nvidia", "cpu", "apple_silicon", "directml", "rocm"]
  
  
  class _Backend():  # pylint:disable=too-few-public-methods
      """ Return the backend from config/.faceswap of from the `FACESWAP_BACKEND` Environment
      Variable.
keep keep keep keep 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/utils.py