add bitnet model

Author: iugoood

mindone/transformers/__init__.py

@@ -222,6 +222,7 @@
     BioGptPreTrainedModel,
 )
 from .models.bit import BitBackbone
+from .models.bitnet import BitNetForCausalLM, BitNetModel, BitNetPreTrainedModel
 from .models.blenderbot import (
     BlenderbotForCausalLM,
     BlenderbotForConditionalGeneration,

mindone/transformers/models/__init__.py

@@ -33,6 +33,7 @@
     bigbird_pegasus,
     biogpt,
     bit,
+    bitnet,
     blip,
     blip_2,
     bloom,

mindone/transformers/models/auto/configuration_auto.py

@@ -49,6 +49,7 @@
         ("bert-generation", "BertGenerationConfig"),
         ("biogpt", "BioGptConfig"),
         ("bit", "BitConfig"),
+        ("bitnet", "BitNetConfig"),
         ("blenderbot", "BlenderbotConfig"),
         ("blenderbot-small", "BlenderbotSmallConfig"),
         ("blip", "BlipConfig"),
@@ -316,6 +317,7 @@
         ("bert-generation", "Bert Generation"),
         ("biogpt", "BioGpt"),
         ("bit", "BiT"),
+        ("bitnet", "BitNet"),
         ("blenderbot", "Blenderbot"),
         ("blenderbot-small", "BlenderbotSmall"),
         ("blip", "BLIP"),

mindone/transformers/models/auto/modeling_auto.py

@@ -45,6 +45,7 @@
         ("bert-generation", "BertGenerationEncoder"),
         ("bert", "BertModel"),
         ("bit", "BitModel"),
+        ("bitnet", "BitNetModel"),
         ("blenderbot", "BlenderbotModel"),
         ("blenderbot-small", "BlenderbotSmallModel"),
         ("blip", "BlipModel"),
@@ -415,6 +416,7 @@
         ("bamba", "BambaForCausalLM"),
         ("bart", "BartForCausalLM"),
         ("biogpt", "BioGptForCausalLM"),
+        ("bitnet", "BitNetForCausalLM"),
         ("camembert", "CamembertForCausalLM"),
         ("bert", "BertLMHeadModel"),
         ("bert-generation", "BertGenerationDecoder"),

mindone/transformers/models/bitnet/__init__.py

@@ -0,0 +1,17 @@
+# Copyright 2025 The BitNet Team and The HuggingFace Inc. team. All rights reserved.
+#
+# This code is adapted from https://github.com/huggingface/transformers
+# with modifications to run transformers on mindspore.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from .modeling_bitnet import *