
什么是GPT-4?完整指南
1. 項目結構配置
deepseek-vscode/
├── models/ # 模型文件目錄
│ └── deepseek-7b-chat/
├── src/
│ ├── api.py # API服務文件
│ └── client.py # 客戶端測試腳本
├── .env # 環境變量
└── requirements.txt # 依賴清單
創建 :src/deepseek_demo.py
from transformers import AutoModelForCausalLM, AutoTokenizer
import torch
MODEL_PATH = "./models/deepseek-7b-chat"
def load_model():
tokenizer = AutoTokenizer.from_pretrained(MODEL_PATH, trust_remote_code=True)
model = AutoModelForCausalLM.from_pretrained(
MODEL_PATH,
device_map="auto",
torch_dtype=torch.float16
)
return model, tokenizer
def generate_response(prompt):
model, tokenizer = load_model()
inputs = tokenizer.apply_chat_template(
[{"role": "user", "content": prompt}],
return_tensors="pt"
).to(model.device)
outputs = model.generate(inputs, max_new_tokens=200)
return tokenizer.decode(outputs[0], skip_special_tokens=True)
# 在VSCode中按F5啟動調試
if __name__ == "__main__":
while True:
query = input("用戶輸入:")
print("DeepSeek:", generate_response(query))
創建 :src/api.py
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from src.deepseek_demo import generate_response
import uvicorn
app = FastAPI()
app.add_middleware(
CORSMiddleware,
allow_origins=["*"],
allow_methods=["*"],
allow_headers=["*"],
)
@app.get("/chat")
async def chat(q: str):
try:
response = generate_response(q)
return {"response": response}
except Exception as e:
return {"error": str(e)}
if __name__ == "__main__":
uvicorn.run(app, host="0.0.0.0", port=8000)
{
"version": "0.2.0",
"configurations": [
{
"name": "啟動API服務",
"type": "python",
"request": "launch",
"program": "src/api.py",
"args": [],
"env": {"PYTHONPATH": "${workspaceFolder}"}
},
{
"name": "交互式調試",
"type": "python",
"request": "launch",
"program": "src/deepseek_demo.py",
"console": "integratedTerminal",
"env": {"PYTHONPATH": "${workspaceFolder}"}
}
]
}
.ipynb
# %%
from src.deepseek_demo import generate_response
# 實時測試模型響應
def test_model(prompt):
response = generate_response(prompt)
print(f"輸入:{prompt}\n輸出:{response}")
test_model("解釋量子計算的基本原理")
在調試過程中使用 Python Debugger:
{
"python.analysis.extraPaths": ["./src"],
"python.languageServer": "Pylance",
"jupyter.kernels.trusted": true,
"debugpy.allowRemote": true,
"python.terminal.activateEnvironment": true
}
創建 :Dockerfile
FROM nvidia/cuda:12.2.0-base
WORKDIR /app
COPY . .
RUN apt-get update && \
apt-get install -y python3.10 python3-pip && \
pip install -r requirements.txt
CMD ["python3", "src/api.py"]
使用 Dev Containers 擴展實現一鍵容器化開發。
問題現象 | 解決方案 |
模塊導入錯誤 | 在文件添加.env PYTHONPATH=/path/to/project-root |
CUDA版本不匹配 | 使用VSCode的Dev Container功能創建隔離環境 |
長文本生成卡頓 | 安裝 Transformer Tokens 擴展實時監控token消耗 |
中文顯示亂碼 | 設置終端編碼:"terminal.integrated.defaultProfile.windows": "Command Prompt" |
性能測試示例(VSCode終端):
# 啟動壓力測試
python -m src.stress_test --threads 4 --requests 100
推薦擴展組合:
通過以上配置,可以在VSCode中實現:
本文轉載自@CSDNddv_08