set dev version

src/llamafactory/extras/env.py

@@ -12,7 +12,7 @@ from transformers.utils import is_bitsandbytes_available, is_torch_cuda_availabl
 from .packages import is_vllm_available
 
 
-VERSION = "0.8.0"
+VERSION = "0.8.1.dev0"
 
 
 def print_env() -> None:

tests/model/test_lora.py

@@ -0,0 +1,72 @@
+import os
+
+import torch
+
+from llamafactory.hparams import get_train_args
+from llamafactory.model import load_model, load_tokenizer
+
+
+TINY_LLAMA = os.environ.get("TINY_LLAMA", "llamafactory/tiny-random-LlamaForCausalLM")
+
+TRAINING_ARGS = {
+    "model_name_or_path": TINY_LLAMA,
+    "stage": "sft",
+    "do_train": True,
+    "finetuning_type": "lora",
+    "dataset": "llamafactory/tiny_dataset",
+    "dataset_dir": "ONLINE",
+    "template": "llama3",
+    "cutoff_len": 1024,
+    "overwrite_cache": True,
+    "output_dir": "dummy_dir",
+    "overwrite_output_dir": True,
+    "fp16": True,
+}
+
+
+def test_lora_all_modules():
+    model_args, _, _, finetuning_args, _ = get_train_args(
+        {
+            "lora_target": "all",
+            **TRAINING_ARGS,
+        }
+    )
+    tokenizer_module = load_tokenizer(model_args)
+    model = load_model(tokenizer_module["tokenizer"], model_args, finetuning_args, is_trainable=True)
+    linear_modules = set()
+    for name, param in model.named_parameters():
+        if any(module in name for module in ["lora_A", "lora_B"]):
+            linear_modules.add(name.split(".lora_", maxsplit=1)[0].split(".")[-1])
+            assert param.requires_grad is True
+            assert param.dtype == torch.float32
+        else:
+            assert param.requires_grad is False
+            assert param.dtype == torch.float16
+
+    assert linear_modules == {"q_proj", "k_proj", "v_proj", "o_proj", "up_proj", "gate_proj", "down_proj"}
+
+
+def test_lora_extra_modules():
+    model_args, _, _, finetuning_args, _ = get_train_args(
+        {
+            "lora_target": "all",
+            "additional_target": "embed_tokens,lm_head",
+            **TRAINING_ARGS,
+        }
+    )
+    tokenizer_module = load_tokenizer(model_args)
+    model = load_model(tokenizer_module["tokenizer"], model_args, finetuning_args, is_trainable=True)
+    extra_modules = set()
+    for name, param in model.named_parameters():
+        if any(module in name for module in ["lora_A", "lora_B"]):
+            assert param.requires_grad is True
+            assert param.dtype == torch.float32
+        elif "modules_to_save" in name:
+            extra_modules.add(name.split(".modules_to_save", maxsplit=1)[0].split(".")[-1])
+            assert param.requires_grad is True
+            assert param.dtype == torch.float32
+        else:
+            assert param.requires_grad is False
+            assert param.dtype == torch.float16
+
+    assert extra_modules == {"embed_tokens", "lm_head"}