  #!/usr/bin python3
  """ Settings manager for Keras Backend """
  
  import logging
  
  import numpy as np
  import tensorflow as tf
  
  from lib.utils import get_backend
  
 
</s> remove from lib.utils import get_backend, get_tf_version
 </s> add from lib.utils import get_backend </s> remove # >>> Environment
 </s> add  </s> remove if get_tf_version() < 2.4:
    import tensorflow.keras.mixed_precision.experimental as mixedprecision  # noqa pylint:disable=import-error,no-name-in-module
else:
    import tensorflow.keras.mixed_precision as mixedprecision  # noqa pylint:disable=import-error,no-name-in-module
 </s> add 
from typing import Callable, List, Optional, Union
  #!/usr/bin python3
  """ Settings manager for Keras Backend """
  
  import logging
from typing import Callable, List, Optional, Union
  
  import numpy as np
  import tensorflow as tf
  
  from lib.utils import get_backend
  
keep keep keep add keep keep keep keep keep keep
 Update TF to 2.9
    - Update TF to 2.7 to 2.9
    - Bump dependencies
    - Remove decode from pynvml calls
    - force keras predict functions to non-verbose
    - update tests
    - update Tensorboard logging
    - Update docs 
lib/model/session.py