      backend = cast(ValidBackends, backend.lower())
      _FS_BACKEND = backend
  
  
  def get_tf_version() -> Tuple[int, int]:
      """ Obtain the major. minor version of currently installed Tensorflow.
  
      Returns
      -------
      tuple[int, int]
 
</s> remove     backend = cast(ValidBackends, backend.lower())
 </s> add     backend = T.cast(ValidBackends, backend.lower()) </s> remove     def _get_installed_conda_packages(self) -> Dict[str, str]:
 </s> add     def _get_installed_conda_packages(self) -> dict[str, str]: </s> remove         backend = get_backend()
 </s> add  </s> remove     def image_shape(self) -> Tuple[int, int, int]:
 </s> add     def image_shape(self) -> tuple[int, int, int]: </s> remove     def _set_padding(self, image_size: Tuple[int, int], scale: float) -> Tuple[int, int]:
 </s> add     def _set_padding(self, image_size: tuple[int, int], scale: float) -> tuple[int, int]:
def get_tf_version() -> tuple[int, int]:
      backend = cast(ValidBackends, backend.lower())
      _FS_BACKEND = backend
  
  
def get_tf_version() -> tuple[int, int]:
      """ Obtain the major. minor version of currently installed Tensorflow.
  
      Returns
      -------
      tuple[int, int]
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 
lib/utils.py