From 80b437a4a5f51bf4d6e3a3e00774579d348f1875 Mon Sep 17 00:00:00 2001
From: HongCheng <kwchenghong@gmail.com>
Date: Sat, 4 May 2024 10:05:12 +0900
Subject: [PATCH] update

---
 app.py       | 366 +++++++++++++++++++++++++++++++++++++++++++++++++--
 packages.txt |   1 +
 2 files changed, 353 insertions(+), 14 deletions(-)

diff --git a/app.py b/app.py
index c25a54f..41c903b 100644
--- a/app.py
+++ b/app.py
@@ -1,18 +1,356 @@
+# import os
+
+# os.system('streamlit run web_demo-Llama3.py --server.address=0.0.0.0 --server.port 7860')
+
+# # #model = "EmoLLM_aiwei"
+# # # model = "EmoLLM_Model"
+# # model = "Llama3_Model"
+
+# # if model == "EmoLLM_aiwei":
+# #     os.system("python download_model.py ajupyter/EmoLLM_aiwei")
+# #     os.system('streamlit run web_demo-aiwei.py --server.address=0.0.0.0 --server.port 7860')
+# # elif model == "EmoLLM_Model":
+# #     os.system("python download_model.py jujimeizuo/EmoLLM_Model")
+# #     os.system('streamlit run web_internlm2.py --server.address=0.0.0.0 --server.port 7860')
+# # elif model == "Llama3_Model":
+# #     os.system('streamlit run web_demo_Llama3.py --server.address=0.0.0.0 --server.port 7860')
+# # else:
+# #     print("Please select one model")
+
+
+
+import copy
 import os
+import warnings
+from dataclasses import asdict, dataclass
+from typing import Callable, List, Optional
 
-os.system('streamlit run web_demo-Llama3.py --server.address=0.0.0.0 --server.port 7860')
+import streamlit as st
+import torch
+from torch import nn
+from transformers.generation.utils import LogitsProcessorList, StoppingCriteriaList
+from transformers.utils import logging
 
-# #model = "EmoLLM_aiwei"
-# # model = "EmoLLM_Model"
-# model = "Llama3_Model"
+from transformers import AutoTokenizer, AutoModelForCausalLM  # isort: skip
 
-# if model == "EmoLLM_aiwei":
-#     os.system("python download_model.py ajupyter/EmoLLM_aiwei")
-#     os.system('streamlit run web_demo-aiwei.py --server.address=0.0.0.0 --server.port 7860')
-# elif model == "EmoLLM_Model":
-#     os.system("python download_model.py jujimeizuo/EmoLLM_Model")
-#     os.system('streamlit run web_internlm2.py --server.address=0.0.0.0 --server.port 7860')
-# elif model == "Llama3_Model":
-#     os.system('streamlit run web_demo_Llama3.py --server.address=0.0.0.0 --server.port 7860')
-# else:
-#     print("Please select one model")
\ No newline at end of file
+
+# warnings.filterwarnings("ignore")
+logger = logging.get_logger(__name__)
+
+
+@dataclass
+class GenerationConfig:
+    # this config is used for chat to provide more diversity
+    max_length: int = 32768
+    top_p: float = 0.8
+    temperature: float = 0.8
+    do_sample: bool = True
+    repetition_penalty: float = 1.005
+
+
+@torch.inference_mode()
+def generate_interactive(
+    model,
+    tokenizer,
+    prompt,
+    generation_config: Optional[GenerationConfig] = None,
+    logits_processor: Optional[LogitsProcessorList] = None,
+    stopping_criteria: Optional[StoppingCriteriaList] = None,
+    prefix_allowed_tokens_fn: Optional[Callable[[int, torch.Tensor], List[int]]] = None,
+    additional_eos_token_id: Optional[int] = None,
+    **kwargs,
+):
+    inputs = tokenizer([prompt], padding=True, return_tensors="pt")
+    input_length = len(inputs["input_ids"][0])
+    for k, v in inputs.items():
+        inputs[k] = v.cuda()
+    input_ids = inputs["input_ids"]
+    batch_size, input_ids_seq_length = input_ids.shape[0], input_ids.shape[-1]  # noqa: F841  # pylint: disable=W0612
+    if generation_config is None:
+        generation_config = model.generation_config
+    generation_config = copy.deepcopy(generation_config)
+    model_kwargs = generation_config.update(**kwargs)
+    bos_token_id, eos_token_id = (  # noqa: F841  # pylint: disable=W0612
+        generation_config.bos_token_id,
+        generation_config.eos_token_id,
+    )
+    if isinstance(eos_token_id, int):
+        eos_token_id = [eos_token_id]
+    if additional_eos_token_id is not None:
+        eos_token_id.append(additional_eos_token_id)
+    has_default_max_length = kwargs.get("max_length") is None and generation_config.max_length is not None
+    if has_default_max_length and generation_config.max_new_tokens is None:
+        warnings.warn(
+            f"Using `max_length`'s default ({generation_config.max_length}) to control the generation length. "
+            "This behaviour is deprecated and will be removed from the config in v5 of Transformers -- we"
+            " recommend using `max_new_tokens` to control the maximum length of the generation.",
+            UserWarning,
+        )
+    elif generation_config.max_new_tokens is not None:
+        generation_config.max_length = generation_config.max_new_tokens + input_ids_seq_length
+        if not has_default_max_length:
+            logger.warn(  # pylint: disable=W4902
+                f"Both `max_new_tokens` (={generation_config.max_new_tokens}) and `max_length`(="
+                f"{generation_config.max_length}) seem to have been set. `max_new_tokens` will take precedence. "
+                "Please refer to the documentation for more information. "
+                "(https://huggingface.co/docs/transformers/main/en/main_classes/text_generation)",
+                UserWarning,
+            )
+
+    if input_ids_seq_length >= generation_config.max_length:
+        input_ids_string = "input_ids"
+        logger.warning(
+            f"Input length of {input_ids_string} is {input_ids_seq_length}, but `max_length` is set to"
+            f" {generation_config.max_length}. This can lead to unexpected behavior. You should consider"
+            " increasing `max_new_tokens`."
+        )
+
+    # 2. Set generation parameters if not already defined
+    logits_processor = logits_processor if logits_processor is not None else LogitsProcessorList()
+    stopping_criteria = stopping_criteria if stopping_criteria is not None else StoppingCriteriaList()
+
+    logits_processor = model._get_logits_processor(
+        generation_config=generation_config,
+        input_ids_seq_length=input_ids_seq_length,
+        encoder_input_ids=input_ids,
+        prefix_allowed_tokens_fn=prefix_allowed_tokens_fn,
+        logits_processor=logits_processor,
+    )
+
+    stopping_criteria = model._get_stopping_criteria(
+        generation_config=generation_config, stopping_criteria=stopping_criteria
+    )
+    logits_warper = model._get_logits_warper(generation_config)
+
+    unfinished_sequences = input_ids.new(input_ids.shape[0]).fill_(1)
+    scores = None
+    while True:
+        model_inputs = model.prepare_inputs_for_generation(input_ids, **model_kwargs)
+        # forward pass to get next token
+        outputs = model(
+            **model_inputs,
+            return_dict=True,
+            output_attentions=False,
+            output_hidden_states=False,
+        )
+
+        next_token_logits = outputs.logits[:, -1, :]
+
+        # pre-process distribution
+        next_token_scores = logits_processor(input_ids, next_token_logits)
+        next_token_scores = logits_warper(input_ids, next_token_scores)
+
+        # sample
+        probs = nn.functional.softmax(next_token_scores, dim=-1)
+        if generation_config.do_sample:
+            next_tokens = torch.multinomial(probs, num_samples=1).squeeze(1)
+        else:
+            next_tokens = torch.argmax(probs, dim=-1)
+
+        # update generated ids, model inputs, and length for next step
+        input_ids = torch.cat([input_ids, next_tokens[:, None]], dim=-1)
+        model_kwargs = model._update_model_kwargs_for_generation(outputs, model_kwargs, is_encoder_decoder=False)
+        unfinished_sequences = unfinished_sequences.mul((min(next_tokens != i for i in eos_token_id)).long())
+
+        output_token_ids = input_ids[0].cpu().tolist()
+        output_token_ids = output_token_ids[input_length:]
+        for each_eos_token_id in eos_token_id:
+            if output_token_ids[-1] == each_eos_token_id:
+                output_token_ids = output_token_ids[:-1]
+        response = tokenizer.decode(output_token_ids)
+
+        yield response
+        # stop when each sentence is finished, or if we exceed the maximum length
+        if unfinished_sequences.max() == 0 or stopping_criteria(input_ids, scores):
+            break
+
+
+def on_btn_click():
+    del st.session_state.messages
+
+
+@st.cache_resource
+def load_model():
+    
+    # model_name0 = "./EmoLLM-Llama3-8B-Instruct3.0"
+    # print(model_name0)
+
+    # print('pip install modelscope websockets')
+    # os.system(f'pip install modelscope websockets==11.0.3')
+    # from modelscope import snapshot_download
+
+    # #模型下载
+    # model_name = snapshot_download('chg0901/EmoLLM-Llama3-8B-Instruct3.0',cache_dir=model_name0)
+    # print(model_name)
+    
+    # model = AutoModelForCausalLM.from_pretrained(model_name, device_map="auto", trust_remote_code=True, torch_dtype=torch.float16).eval()
+    # # model.eval()
+    # tokenizer = AutoTokenizer.from_pretrained(model_name, trust_remote_code=True)
+    
+    base_path = './EmoLLM-Llama3-8B-Instruct3.0'
+    os.system(f'git clone https://code.openxlab.org.cn/chg0901/EmoLLM-Llama3-8B-Instruct3.0.git {base_path}')
+    os.system(f'cd {base_path} && git lfs pull')
+    
+
+    model = AutoModelForCausalLM.from_pretrained(base_path, device_map="auto", trust_remote_code=True, torch_dtype=torch.float16).eval()
+    # model.eval()
+    tokenizer = AutoTokenizer.from_pretrained(base_path, trust_remote_code=True)
+    
+    if tokenizer.pad_token is None:
+        tokenizer.pad_token = tokenizer.eos_token
+        
+    return model, tokenizer
+
+
+def prepare_generation_config():
+    with st.sidebar:
+        # 使用 Streamlit 的 markdown 函数添加 Markdown 文本
+        st.image('assets/EmoLLM_logo_L.png', width=1, caption='EmoLLM Logo', use_column_width=True)
+        st.markdown("[访问 **EmoLLM** 官方repo: **SmartFlowAI/EmoLLM**](https://github.com/SmartFlowAI/EmoLLM)")
+
+        max_length = st.slider("Max Length", min_value=8, max_value=32768, value=32768)
+        top_p = st.slider("Top P", 0.0, 1.0, 0.8, step=0.01)
+        temperature = st.slider("Temperature", 0.0, 1.0, 0.7, step=0.01)
+        st.button("Clear Chat History", on_click=on_btn_click)
+
+    generation_config = GenerationConfig(max_length=max_length, top_p=top_p, temperature=temperature)
+
+    return generation_config
+
+
+user_prompt = '<|start_header_id|>user<|end_header_id|>\n\n{user}<|eot_id|>'
+robot_prompt = '<|start_header_id|>assistant<|end_header_id|>\n\n{robot}<|eot_id|>'
+cur_query_prompt = '<|start_header_id|>user<|end_header_id|>\n\n{user}<|eot_id|><|start_header_id|>assistant<|end_header_id|>\n\n'
+
+
+def combine_history(prompt):
+    messages = st.session_state.messages
+    meta_instruction = (
+        "你是心理健康助手EmoLLM, 由EmoLLM团队打造, 是一个研究过无数具有心理健康问题的病人与心理健康医生对话的心理专家, 在心理方面拥有广博的知识储备和丰富的研究咨询经验。你旨在通过专业心理咨询, 协助来访者完成心理诊断。请充分利用专业心理学知识与咨询技术, 一步步帮助来访者解决心理问题。\n\n"
+    )
+    total_prompt =f"<|start_header_id|>system<|end_header_id|>\n\n{meta_instruction}<|eot_id|>\n\n"
+    for message in messages:
+        cur_content = message["content"]
+        if message["role"] == "user":
+            cur_prompt = user_prompt.format(user=cur_content)
+        elif message["role"] == "robot":
+            cur_prompt = robot_prompt.format(robot=cur_content)
+        else:
+            raise RuntimeError
+        total_prompt += cur_prompt
+    total_prompt = total_prompt + cur_query_prompt.format(user=prompt)
+    return total_prompt
+
+
+def main():
+
+    # torch.cuda.empty_cache()
+    print("load model begin.")
+    model, tokenizer = load_model()
+    print("load model end.")
+
+    user_avator = "assets/user.png"
+    robot_avator = "assets/EmoLLM.png"
+
+    st.title("EmoLLM Llama3心理咨询室V3.0")
+
+    generation_config = prepare_generation_config()
+
+    # Initialize chat history
+    if "messages" not in st.session_state:
+        st.session_state.messages = []
+
+    # Display chat messages from history on app rerun
+    for message in st.session_state.messages:
+        with st.chat_message(message["role"], avatar=message.get("avatar")):
+            st.markdown(message["content"])
+
+    # Accept user input
+    if prompt := st.chat_input("我在这里，准备好倾听你的心声了。"):
+        # Display user message in chat message container
+        with st.chat_message("user", avatar=user_avator):
+            st.markdown(prompt)
+            
+        real_prompt = combine_history(prompt)
+        # Add user message to chat history
+        st.session_state.messages.append({"role": "user", "content": prompt, "avatar": user_avator})
+
+        with st.chat_message("robot", avatar=robot_avator):
+            message_placeholder = st.empty()
+            for cur_response in generate_interactive(
+                model=model,
+                tokenizer=tokenizer,
+                prompt=real_prompt,
+                additional_eos_token_id=128009, 
+                **asdict(generation_config),
+            ):
+                # Display robot response in chat message container
+                message_placeholder.markdown(cur_response + "▌")
+            message_placeholder.markdown(cur_response)  # pylint: disable=undefined-loop-variable
+        # Add robot response to chat history
+        st.session_state.messages.append(
+            {
+                "role": "robot",
+                "content": cur_response,  # pylint: disable=undefined-loop-variable
+                "avatar": robot_avator,
+            }
+        )
+        torch.cuda.empty_cache()
+
+
+# if __name__ == '__main__':
+#     main()
+
+
+# torch.cuda.empty_cache()
+print("load model begin.")
+model, tokenizer = load_model()
+print("load model end.")
+
+user_avator = "assets/user.png"
+robot_avator = "assets/EmoLLM.png"
+
+st.title("EmoLLM Llama3心理咨询室V3.0")
+
+generation_config = prepare_generation_config()
+
+# Initialize chat history
+if "messages" not in st.session_state:
+    st.session_state.messages = []
+
+# Display chat messages from history on app rerun
+for message in st.session_state.messages:
+    with st.chat_message(message["role"], avatar=message.get("avatar")):
+        st.markdown(message["content"])
+
+# Accept user input
+if prompt := st.chat_input("我在这里，准备好倾听你的心声了。"):
+    # Display user message in chat message container
+    with st.chat_message("user", avatar=user_avator):
+        st.markdown(prompt)
+        
+    real_prompt = combine_history(prompt)
+    # Add user message to chat history
+    st.session_state.messages.append({"role": "user", "content": prompt, "avatar": user_avator})
+
+    with st.chat_message("robot", avatar=robot_avator):
+        message_placeholder = st.empty()
+        for cur_response in generate_interactive(
+            model=model,
+            tokenizer=tokenizer,
+            prompt=real_prompt,
+            additional_eos_token_id=128009, 
+            **asdict(generation_config),
+        ):
+            # Display robot response in chat message container
+            message_placeholder.markdown(cur_response + "▌")
+        message_placeholder.markdown(cur_response)  # pylint: disable=undefined-loop-variable
+    # Add robot response to chat history
+    st.session_state.messages.append(
+        {
+            "role": "robot",
+            "content": cur_response,  # pylint: disable=undefined-loop-variable
+            "avatar": robot_avator,
+        }
+    )
+    torch.cuda.empty_cache()
diff --git a/packages.txt b/packages.txt
index 45be03c..c1ddb11 100644
--- a/packages.txt
+++ b/packages.txt
@@ -1 +1,2 @@
+git
 git-lfs
\ No newline at end of file