          ----------
          use_mixed_precision: bool
              ``True`` if experimental mixed precision support should be enabled for Nvidia GPUs
              otherwise ``False``.
          exclude_gpus: bool
              ``True`` If connected GPUs are being excluded otherwise ``False``.
  
          Returns
          -------
          bool
              ``True`` if mixed precision has been enabled otherwise ``False``
 
</s> remove         logger.debug("use_mixed_precision: %s, exclude_gpus: %s",
                     use_mixed_precision, exclude_gpus)
        if not use_mixed_precision:
 </s> add         logger.debug("use_mixed_precision: %s", use_mixed_precision)
        if not use_mixed_precision and get_backend() == "amd": </s> remove     def _set_keras_mixed_precision(cls, use_mixed_precision: bool, exclude_gpus: bool) -> bool:
 </s> add     def _set_keras_mixed_precision(cls, use_mixed_precision: bool) -> bool:
          ----------
          use_mixed_precision: bool
              ``True`` if experimental mixed precision support should be enabled for Nvidia GPUs
              otherwise ``False``.


  
          Returns
          -------
          bool
              ``True`` if mixed precision has been enabled otherwise ``False``
keep keep keep keep replace replace keep keep keep keep keep
 Enable change of precision for existing models 
plugins/train/model/_base/settings.py