Unexport models from the 0.9 release (#1551)

This unexports our "not yet ready from prime time models".
- gpt-neox
- t5
- whisper
- xlnet

These are all still in flight to some degree.

Author: mattdangerw

keras_nlp/models/gpt_neo_x/gpt_neo_x_backbone.py

@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
 from keras_nlp.backend import keras
 from keras_nlp.layers.modeling.reversible_embedding import ReversibleEmbedding
 from keras_nlp.models.backbone import Backbone
@@ -24,7 +23,7 @@ def _gpt_neo_x_kernel_initializer(stddev=0.02):
     return keras.initializers.RandomNormal(stddev=stddev)
 
 
-@keras_nlp_export("keras_nlp.models.GPTNeoXBackbone")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class GPTNeoXBackbone(Backbone):
     """GPT-NeoX core network with hyperparameters.
 

keras_nlp/models/gpt_neo_x/gpt_neo_x_causal_lm.py

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.backend import ops
 from keras_nlp.models.causal_lm import CausalLM
 from keras_nlp.models.gpt_neo_x.gpt_neo_x_backbone import GPTNeoXBackbone
@@ -22,7 +22,7 @@
 from keras_nlp.utils.tensor_utils import any_equal
 
 
-@keras_nlp_export("keras_nlp.models.GPTNeoXCausalLM")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class GPTNeoXCausalLM(CausalLM):
     """An end-to-end GPTNeoX model for causal language modeling.
 

keras_nlp/models/gpt_neo_x/gpt_neo_x_causal_lm_preprocessor.py

@@ -15,7 +15,7 @@
 import tensorflow as tf
 from absl import logging
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.backend import ops
 from keras_nlp.models.gpt_neo_x.gpt_neo_x_preprocessor import (
     GPTNeoXPreprocessor,
@@ -26,7 +26,7 @@
 from keras_nlp.utils.keras_utils import pack_x_y_sample_weight
 
 
-@keras_nlp_export("keras_nlp.models.GPTNeoXCausalLMPreprocessor")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class GPTNeoXCausalLMPreprocessor(GPTNeoXPreprocessor):
     """GPT-NeoX Causal LM preprocessor.
 

keras_nlp/models/gpt_neo_x/gpt_neo_x_preprocessor.py

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.layers.preprocessing.start_end_packer import StartEndPacker
 from keras_nlp.models.gpt_neo_x.gpt_neo_x_tokenizer import GPTNeoXTokenizer
 from keras_nlp.models.preprocessor import Preprocessor
@@ -22,7 +22,7 @@
 from keras_nlp.utils.keras_utils import pack_x_y_sample_weight
 
 
-@keras_nlp_export("keras_nlp.models.GPTNeoXPreprocessor")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class GPTNeoXPreprocessor(Preprocessor):
     """GPTNeoX preprocessing layer which tokenizes and packs inputs.
 

keras_nlp/models/gpt_neo_x/gpt_neo_x_tokenizer.py

@@ -12,11 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.tokenizers.byte_pair_tokenizer import BytePairTokenizer
 
 
-@keras_nlp_export("keras_nlp.models.GPTNeoXTokenizer")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class GPTNeoXTokenizer(BytePairTokenizer):
     """A GPTNeoX tokenizer using Byte-Pair Encoding subword segmentation.
 

keras_nlp/models/t5/t5_backbone.py

@@ -12,15 +12,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
 from keras_nlp.backend import keras
 from keras_nlp.layers.modeling.reversible_embedding import ReversibleEmbedding
 from keras_nlp.models.backbone import Backbone
 from keras_nlp.models.t5.t5_layer_norm import T5LayerNorm
 from keras_nlp.models.t5.t5_transformer_layer import T5TransformerLayer
 
 
-@keras_nlp_export("keras_nlp.models.T5Backbone")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class T5Backbone(Backbone):
     """T5 encoder-decoder backbone model.
 

keras_nlp/models/t5/t5_tokenizer.py

@@ -12,11 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.tokenizers.sentence_piece_tokenizer import SentencePieceTokenizer
 
 
-@keras_nlp_export("keras_nlp.models.T5Tokenizer")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class T5Tokenizer(SentencePieceTokenizer):
     """T5 tokenizer layer based on SentencePiece.
 

keras_nlp/models/whisper/whisper_audio_feature_extractor.py

@@ -16,13 +16,13 @@
 import numpy as np
 import tensorflow as tf
 
-from keras_nlp.api_export import keras_nlp_export
+from keras_nlp.backend import keras
 from keras_nlp.layers.preprocessing.preprocessing_layer import (
     PreprocessingLayer,
 )
 
 
-@keras_nlp_export("keras_nlp.models.WhisperAudioFeatureExtractor")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class WhisperAudioFeatureExtractor(PreprocessingLayer):
     """
     Whisper audio feature extractor layer.

keras_nlp/models/whisper/whisper_backbone.py

@@ -13,7 +13,6 @@
 # limitations under the License.
 
 
-from keras_nlp.api_export import keras_nlp_export
 from keras_nlp.backend import keras
 from keras_nlp.backend import ops
 from keras_nlp.layers.modeling.position_embedding import PositionEmbedding
@@ -35,7 +34,7 @@ def call(self, x):
         return ops.pad(x, [[0, 0], [1, 1], [0, 0]])
 
 
-@keras_nlp_export("keras_nlp.models.WhisperBackbone")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class WhisperBackbone(Backbone):
     """A Whisper encoder-decoder network for speech.
 

keras_nlp/models/whisper/whisper_preprocessor.py

@@ -15,7 +15,6 @@
 
 from absl import logging
 
-from keras_nlp.api_export import keras_nlp_export
 from keras_nlp.backend import keras
 from keras_nlp.layers.preprocessing.start_end_packer import StartEndPacker
 from keras_nlp.models.preprocessor import Preprocessor
@@ -29,7 +28,7 @@
 from keras_nlp.utils.keras_utils import pack_x_y_sample_weight
 
 
-@keras_nlp_export("keras_nlp.models.WhisperPreprocessor")
+@keras.saving.register_keras_serializable(package="keras_nlp")
 class WhisperPreprocessor(Preprocessor):
     """A Whisper preprocessing layer which handles audio and text input.