Fix trust_remote_code, bnb_4bit_*, max_batch_size for gpt2

.gitignore

@@ -3,3 +3,5 @@ env
 data/
 lm_cache
 .idea
+
+*.egg-info/

lm_eval/base.py

@@ -309,7 +309,7 @@ class BaseLM(LM):
             if override_bs is not None
             else 0,
             fn=_batch_scheduler
-            if self.batch_size == "auto" and n_reordered_requests > 0
+            if self.batch_size == "auto" and n_reordered_requests > 0 and not override_bs
             else None,
         ):
             inps = []

lm_eval/evaluator.py

@@ -80,6 +80,7 @@ def simple_evaluate(
         lm = lm_eval.models.get_model("hf-causal")(
                 pretrained=model,
                 batch_size=batch_size,
+                max_batch_size=max_batch_size,
                 )
         no_cache = True
     else:

lm_eval/models/gpt2.py

@@ -29,6 +29,7 @@ class HFLM(BaseLM):
         subfolder=None,
         tokenizer=None,
         batch_size=1,
+        max_batch_size=512,
         max_length=None,
         load_in_8bit: Optional[bool] = False,
         trust_remote_code: Optional[bool] = False,
@@ -106,10 +107,13 @@ class HFLM(BaseLM):
         assert isinstance(batch_size, (int, str))
 
         # setup for automatic batch size detection
-        if batch_size == "auto":
-            self.batch_size_per_gpu = batch_size
+        if str(batch_size).startswith("auto"):
+            batch_size = batch_size.split(":")
+            self.batch_size_per_gpu = batch_size[0]
+            self.batch_schedule = float(batch_size[1]) if len(batch_size) > 1 else 1
         else:
             self.batch_size_per_gpu = int(batch_size)
+        self.max_batch_size = max_batch_size
 
         self._max_length = max_length
 

lm_eval/models/huggingface.py

@@ -279,8 +279,10 @@ class HuggingFaceAutoLM(BaseLM):
             if transformers.__version__ >= "4.30.0":
                 model_kwargs["load_in_4bit"] = load_in_4bit
                 if load_in_4bit:
+                    if bnb_4bit_quant_type:
                         model_kwargs["bnb_4bit_quant_type"] = bnb_4bit_quant_type
-                    model_kwargs["bnb_4bit_compute_dtype"] = getattr(torch, bnb_4bit_compute_dtype)
+                    if bnb_4bit_compute_dtype:
+                        model_kwargs["bnb_4bit_compute_dtype"] = _get_dtype(bnb_4bit_compute_dtype)
             model = self.AUTO_MODEL_CLASS.from_pretrained(
                 pretrained,
                 revision=revision + ("/" + subfolder if subfolder is not None else ""),
@@ -331,7 +333,7 @@ class HuggingFaceAutoLM(BaseLM):
         revision: str,
         subfolder: str,
         tokenizer: Optional[str] = None,
-        trust_remote_code: bool = False,
+        trust_remote_code: Optional[bool] = False,
     ) -> transformers.PreTrainedTokenizer:
         """Returns a pre-trained tokenizer from a pre-trained tokenizer configuration."""
         tokenizer = self.AUTO_TOKENIZER_CLASS.from_pretrained(
@@ -501,12 +503,14 @@ class AutoCausalLM(HuggingFaceAutoLM):
         revision: str,
         subfolder: str,
         tokenizer: Optional[str] = None,
+        trust_remote_code: Optional[bool] = False,
     ) -> transformers.PreTrainedTokenizer:
         tokenizer = super()._create_auto_tokenizer(
             pretrained=pretrained,
             revision=revision,
             subfolder=subfolder,
             tokenizer=tokenizer,
+            trust_remote_code=trust_remote_code,
         )
         tokenizer.padding_side = "left"
         return tokenizer