merge data part to the text stream

data/dataset_info.json

@@ -414,9 +414,6 @@
     },
     "folder": "python"
   },
-  "llava_instruct": {
-    "hf_hub_url": "HuggingFaceH4/llava-instruct-mix-vsft"
-  },
   "mllm_instruct_example": {
     "file_name": "llava_instruct_example.json",
     "formatting": "llava",

data/mllm_example_dataset/README.md

@@ -1,25 +0,0 @@
----
-dataset_info:
-  features:
-  - name: messages
-    list:
-    - name: content
-      list:
-      - name: index
-        dtype: int64
-      - name: text
-        dtype: string
-      - name: type
-        dtype: string
-    - name: role
-      dtype: string
-  - name: images
-    sequence: image
-configs:
-- config_name: default
-  data_files:
-  - split: train
-    path: data/train-*
-  - split: test
-    path: data/test-*
----

scripts/test_mllm.py

@@ -6,22 +6,23 @@ from datasets import load_dataset
 from peft import PeftModel
 from transformers import AutoTokenizer, AutoModelForVision2Seq, AutoProcessor
 import shutil
+from PIL import Image
 
 """usage
 python3 scripts/test_mllm.py \
 --base_model_path llava-hf/llava-1.5-7b-hf \
 --lora_model_path saves/llava-1.5-7b/lora/sft \
 --model_path saves/llava-1.5-7b/lora/merged \
---dataset_name data/mllm_example_dataset \
+--dataset_name data/llava_instruct_example.json \
 --do_merge 1
 """
 
 
 def get_processor(model_path):
-    CHAT_TEMPLATE = """{% if not add_generation_prompt is defined %}{% set add_generation_prompt = false %}{% endif %}A chat between a curious user and an artificial intelligence assistant. The assistant gives helpful, detailed, and polite answers to the user's questions. {% for message in messages %}{% if message['role'] == 'user' %}USER: {% else %}ASSISTANT: {% endif %}{% for item in message['content'] %}{% if item['type'] == 'text' %}{{ item['text'] }}{% elif item['type'] == 'image' %}<image>{% endif %}{% endfor %}{% if message['role'] == 'user' %} {% else %}{{eos_token}}{% endif %}{% endfor %}{% if add_generation_prompt %}ASSISTANT: {% endif %}"""
+    processor = AutoProcessor.from_pretrained(model_path)
+    CHAT_TEMPLATE = """A chat between a curious user and an artificial intelligence assistant. The assistant gives helpful, detailed, and polite answers to the user's questions. {% for message in messages %}{% if message['role'] == 'user' %}USER: {{ message['content'] }} ASSISTANT: {% else %}{{ message['content'] }}{% endif %} {% if message['role'] == 'user' %} {% else %}{{eos_token}}{% endif %}{% endfor %}"""
     tokenizer = AutoTokenizer.from_pretrained(model_path, use_fast=True)
     tokenizer.chat_template = CHAT_TEMPLATE
-    processor = AutoProcessor.from_pretrained(model_path)
     processor.tokenizer = tokenizer
     return processor
 
@@ -69,7 +70,7 @@ def main(
         device_map="cuda",
     )
     processor = get_processor(model_path)
-    raw_datasets = load_dataset(dataset_name)
+    raw_datasets = load_dataset("json", data_files=dataset_name)
     train_dataset = raw_datasets["train"]
     examples = train_dataset.select(range(3))
     texts = []
@@ -80,11 +81,18 @@ def main(
             messages, tokenize=False, add_generation_prompt=False
         )
         texts.append(text)
-        images.append(example["images"][0])
-    batch = processor(texts, images, return_tensors="pt", padding=True).to("cuda")
+        images.append(Image.open(example["images"][0]))
+    batch = processor(text=texts, images=images, return_tensors="pt", padding=True).to(
+        "cuda"
+    )
     output = model.generate(**batch, max_new_tokens=100)
-    res = processor.batch_decode(output, skip_special_tokens=True)
-    print(res)
+    res_list = processor.batch_decode(output, skip_special_tokens=True)
+    for i, prompt in enumerate(texts):
+        res = res_list[i]
+        print(f"#{i}")
+        print(f"prompt:{prompt}")
+        print(f"response:{res[len(prompt):].strip()}")
+        print()
 
 
 if __name__ == "__main__":

src/llmtuner/data/template.py

@@ -1012,8 +1012,8 @@ _register_template(
 
 _register_template(
     name="llava",
-    format_user=StringFormatter(slots=["USER: {{content}} "]),
-    format_assistant=StringFormatter(slots=["ASSISTANT: {{content}}"]),
+    format_user=StringFormatter(slots=["USER: {{content}} ASSISTANT: "]),
+    format_assistant=StringFormatter(slots=["{{content}}", {"eos_token"}]),
     default_system=(
         "A chat between a curious user and an artificial intelligence assistant. "
         "The assistant gives helpful, detailed, and polite answers to the user's questions."