chore: Clean up repetitive model kwargs (#670)

src/axolotl/utils/models.py

@@ -176,6 +176,10 @@ def load_model(
         hijack_expand_mask()
 
     model_kwargs = {}
+
+    model_kwargs["device_map"] = cfg.device_map
+    model_kwargs["torch_dtype"] = cfg.torch_dtype
+
     if cfg.model_revision:
         model_kwargs["revision"] = cfg.model_revision
     if cfg.gptq:
@@ -206,6 +210,7 @@ def load_model(
             or cfg.is_mistral_derived_model
         ):
             model_kwargs["use_flash_attention_2"] = True
+
     try:
         if cfg.is_llama_derived_model and not cfg.trust_remote_code and not cfg.gptq:
             from transformers import LlamaForCausalLM
@@ -220,10 +225,8 @@ def load_model(
             model = LlamaForCausalLM.from_pretrained(
                 base_model,
                 config=config,
-                device_map=cfg.device_map,
                 load_in_8bit=cfg.load_in_8bit and cfg.adapter is not None,
                 load_in_4bit=cfg.load_in_4bit and cfg.adapter is not None,
-                torch_dtype=cfg.torch_dtype,
                 **model_kwargs,
             )
         # elif model_type == "GPTNeoXForCausalLM" and cfg.flash_attention:
@@ -257,28 +260,22 @@ def load_model(
 
             model = MixFormerSequentialForCausalLM.from_pretrained(
                 base_model,
-                device_map=cfg.device_map,
                 load_in_8bit=cfg.load_in_8bit and cfg.adapter is not None,
                 load_in_4bit=cfg.load_in_4bit and cfg.adapter is not None,
-                torch_dtype=cfg.torch_dtype,
                 **model_kwargs,
             )
         elif model_type and not cfg.trust_remote_code:
             if cfg.gptq:
                 model = AutoModelForCausalLM.from_pretrained(
                     base_model,
-                    device_map=cfg.device_map,
-                    torch_dtype=cfg.torch_dtype,
                     trust_remote_code=cfg.trust_remote_code or False,
                     **model_kwargs,
                 )
             else:
                 model = getattr(transformers, model_type).from_pretrained(
                     base_model,
-                    device_map=cfg.device_map,
                     load_in_8bit=cfg.load_in_8bit and cfg.adapter is not None,
                     load_in_4bit=cfg.load_in_4bit and cfg.adapter is not None,
-                    torch_dtype=cfg.torch_dtype,
                     trust_remote_code=cfg.trust_remote_code or False,
                     **model_kwargs,
                 )
@@ -307,8 +304,6 @@ def load_model(
                 model = AutoModelForCausalLM.from_pretrained(
                     base_model,
                     config=config,
-                    device_map=cfg.device_map,
-                    torch_dtype=cfg.torch_dtype,
                     trust_remote_code=cfg.trust_remote_code or False,
                     **model_kwargs,
                 )
@@ -316,10 +311,8 @@ def load_model(
                 model = AutoModelForCausalLM.from_pretrained(
                     base_model,
                     config=config,
-                    device_map=cfg.device_map,
                     load_in_8bit=cfg.load_in_8bit and cfg.adapter is not None,
                     load_in_4bit=cfg.load_in_4bit and cfg.adapter is not None,
-                    torch_dtype=cfg.torch_dtype,
                     trust_remote_code=cfg.trust_remote_code or False,
                     **model_kwargs,
                 )
@@ -330,10 +323,8 @@ def load_model(
         LOG.exception(err)
         model = AutoModelForCausalLM.from_pretrained(
             base_model,
-            device_map=cfg.device_map,
             load_in_8bit=cfg.load_in_8bit and cfg.adapter is not None,
             load_in_4bit=cfg.load_in_4bit and cfg.adapter is not None,
-            torch_dtype=cfg.torch_dtype,
             trust_remote_code=cfg.trust_remote_code or False,
             **model_kwargs,
         )