更新训练集类型和推理fp16部分

demo/hf_based_demo.py

@@ -7,26 +7,29 @@ import gradio as gr
 import torch
 from threading import Thread
 from transformers import (
-    AutoModelForCausalLM, 
+    AutoModelForCausalLM,
     AutoTokenizer,
     TextIteratorStreamer
 )
 import warnings
+
 warnings.filterwarnings('ignore', category=UserWarning, message='TypedStorage is deprecated')
 
 parser = argparse.ArgumentParser()
 parser.add_argument("--model_path", type=str, default="")
-parser.add_argument("--torch_dtype", type=str, default="bfloat16", choices=["float32", "bfloat16"])
+parser.add_argument("--torch_dtype", type=str, default="bfloat16", choices=["float32", "bfloat16", "float16"])
 parser.add_argument("--server_name", type=str, default="127.0.0.1")
 parser.add_argument("--server_port", type=int, default=7860)
 args = parser.parse_args()
 
 # init model torch dtype
 torch_dtype = args.torch_dtype
-if torch_dtype =="" or torch_dtype == "bfloat16":
+if torch_dtype == "" or torch_dtype == "bfloat16":
     torch_dtype = torch.bfloat16
 elif torch_dtype == "float32":
     torch_dtype = torch.float32
+elif torch_dtype == "float16":
+    torch_dtype = torch.float16
 else:
     raise ValueError(f"Invalid torch dtype: {torch_dtype}")
 
@@ -36,8 +39,8 @@ tokenizer = AutoTokenizer.from_pretrained(path)
 model = AutoModelForCausalLM.from_pretrained(path, torch_dtype=torch_dtype, device_map="auto", trust_remote_code=True)
 
 # init gradio demo host and port
-server_name=args.server_name
-server_port=args.server_port
+server_name = args.server_name
+server_port = args.server_port
 
 def hf_gen(dialog: List, top_p: float, temperature: float, repetition_penalty: float, max_dec_len: int):
     """generate model output with huggingface api
@@ -50,7 +53,7 @@ def hf_gen(dialog: List, top_p: float, temperature: float, repetition_penalty: f
 
     Yields:
         str: real-time generation results of hf model
-    """    
+    """
     inputs = tokenizer.apply_chat_template(dialog, tokenize=False, add_generation_prompt=False)
     enc = tokenizer(inputs, return_tensors="pt").to("cuda")
     streamer = TextIteratorStreamer(tokenizer)
@@ -73,7 +76,8 @@ def hf_gen(dialog: List, top_p: float, temperature: float, repetition_penalty: f
         yield answer[4 + len(inputs):]
 
 
-def generate(chat_history: List, query: str, top_p: float, temperature: float, repetition_penalty: float, max_dec_len: int):
+def generate(chat_history: List, query: str, top_p: float, temperature: float, repetition_penalty: float,
+             max_dec_len: int):
     """generate after hitting "submit" button
 
     Args:
@@ -85,7 +89,7 @@ def generate(chat_history: List, query: str, top_p: float, temperature: float, r
 
     Yields:
         List: [[q_1, a_1], [q_2, a_2], ..., [q_n, a_n], [q_n+1, a_n+1]]. chat_history + QA of current round.
-    """    
+    """
     assert query != "", "Input must not be empty!!!"
     # apply chat template
     model_input = []
@@ -111,7 +115,7 @@ def regenerate(chat_history: List, top_p: float, temperature: float, repetition_
 
     Yields:
         List: [[q_1, a_1], [q_2, a_2], ..., [q_n, a_n]]. chat_history
-    """    
+    """
     assert len(chat_history) >= 1, "History is empty. Nothing to regenerate!!"
     # apply chat template
     model_input = []
@@ -130,7 +134,7 @@ def clear_history():
 
     Returns:
         List: empty chat history
-    """    
+    """
     return []
 
 
@@ -142,7 +146,7 @@ def reverse_last_round(chat_history):
 
     Returns:
         List: [[q_1, a_1], [q_2, a_2], ..., [q_n-1, a_n-1]]. chat_history without last round.
-    """    
+    """
     assert len(chat_history) >= 1, "History is empty. Nothing to reverse!!"
     return chat_history[:-1]
 
@@ -166,8 +170,10 @@ with gr.Blocks(theme="soft") as demo:
                 regen = gr.Button("Regenerate")
                 reverse = gr.Button("Reverse")
 
-    submit.click(generate, inputs=[chatbot, user_input, top_p, temperature, repetition_penalty, max_dec_len], outputs=[user_input, chatbot])
-    regen.click(regenerate, inputs=[chatbot, top_p, temperature, repetition_penalty, max_dec_len], outputs=[user_input, chatbot])
+    submit.click(generate, inputs=[chatbot, user_input, top_p, temperature, repetition_penalty, max_dec_len],
+                 outputs=[user_input, chatbot])
+    regen.click(regenerate, inputs=[chatbot, top_p, temperature, repetition_penalty, max_dec_len],
+                outputs=[user_input, chatbot])
     clear.click(clear_history, inputs=[], outputs=[chatbot])
     reverse.click(reverse_last_round, inputs=[chatbot], outputs=[chatbot])
 

finetune/mlx_finetune.py

@@ -5,7 +5,7 @@ Using Code is modified from https://github.com/ml-explore/mlx-examples.
 Using Model with https://huggingface.co/mlx-community/MiniCPM-2B-sft-bf16-llama-format-mlx
 
 Use this Code with command:
-python mlx_finetune.py --model MiniCPM-2B-sft-bf16-llama-format-mlx  --data AdvertiseGen  --train  --seed 2024 --iters 1000
+python mlx_finetune.py --model MiniCPM-2B-sft-bf16-llama-format-mlx  --data finetune/data/AdvertiseGen  --train  --seed 2024 --iters 1000
 """
 import argparse
 import json
@@ -329,7 +329,7 @@ def build_parser():
         "--data",
         type=str,
         default="data/",
-        help="Directory with {train, valid, test}.jsonl files",
+        help="Directory with {train, valid, test}.json files",
     )
     parser.add_argument(
         "--lora-layers",
@@ -395,35 +395,26 @@ def build_parser():
     return parser
 
 
+
+
 class ConversationDataset:
-    """
-    Light-weight wrapper to handle conversation data from a jsonl file.
-    Each data entry is expected to have a "conversations" list, with each item
-    containing "role" and "content".
-    """
 
     def __init__(self, path: Path):
         with open(path, "r") as fid:
             self._data = [json.loads(l) for l in fid]
 
     def __getitem__(self, idx: int):
-        conversation = self._data[idx]["conversations"]
-        user_texts = []
-        assistant_texts = []
-        for turn in conversation:
-            if turn["role"] == "user":
-                user_texts.append(turn["content"])
-            elif turn["role"] == "assistant":
-                assistant_texts.append(turn["content"])
-        return " ".join(user_texts), " ".join(assistant_texts)
+        entry = self._data[idx]
+        content = entry.get("content", "")
+        summary = entry.get("summary", "")
+        return content, summary
 
     def __len__(self):
         return len(self._data)
 
-
 def load(args):
     def load_and_check(name):
-        dataset_path = Path(args.data) / f"{name}.jsonl"
+        dataset_path = Path(args.data) / f"{name}.json"
         try:
             return ConversationDataset(dataset_path)
         except Exception as e: