[Fix] Allow to create SparseAutoModelForCausalLM with trust_remote_code=True (#2349)

* initial commit

* better comments

---------

Co-authored-by: [email protected] <[email protected]>

Author: dbogunowicz

Diff for: src/sparseml/transformers/sparsification/sparse_model.py

@@ -101,16 +101,29 @@ def skip(*args, **kwargs):
         )
 
         # instantiate compressor from model config
-        compressor = ModelCompressor.from_pretrained(pretrained_model_name_or_path)
+        compressor = ModelCompressor.from_pretrained(
+            pretrained_model_name_or_path, **kwargs
+        )
 
         # temporarily set the log level to error, to ignore printing out long missing
         # and unexpected key error messages (these are EXPECTED for quantized models)
         logger = logging.getLogger("transformers.modeling_utils")
         restore_log_level = logger.getEffectiveLevel()
         logger.setLevel(level=logging.ERROR)
+
+        if kwargs.get("trust_remote_code"):
+            # By artifically aliasing
+            # class name SparseAutoModelForCausallLM to
+            # AutoModelForCausalLM we can "trick" the
+            # `from_pretrained` method into properly
+            # resolving the logic when
+            # (has_remote_code and trust_remote_code) == True
+            cls.__name__ = AutoModelForCausalLM.__name__
+
         model = super(AutoModelForCausalLM, cls).from_pretrained(
             pretrained_model_name_or_path, *model_args, **kwargs
         )
+
         if model.dtype != model.config.torch_dtype:
             _LOGGER.warning(
                 f"The dtype of the loaded model: {model.dtype} is different "