⚠️ Empty response from model — retrying (1/3) ⚠️ Empty response from model — ret...

##报错分析

1. 错误翻译

2.原因分析

3. 解决方案

import requests
from time import sleep

def call_model_with_retry_and_fallback(primary_endpoint, fallback_endpoints, payload, max_retries=3):
    endpoints = [primary_endpoint] + fallback_endpoints
    for endpoint in endpoints:
        for attempt in range(max_retries):
            try:
                response = requests.post(
                    endpoint,
                    json=payload,
                    timeout=15  # 合理超时
                )
                response.raise_for_status()  # 抛出HTTP错误
                if response.content:  # 确保有返回内容
                    return response.json()
            except (requests.exceptions.RequestException, ValueError):
                if attempt < max_retries - 1:
                    sleep(2 ** attempt)  # 指数退避重试
                continue
        # 当前端点失败，切换下一个
    raise RuntimeError("所有模型端点重试后均未返回有效内容")

# 使用示例
PRIMARY_URL = "https://api.dmxapi.com/v1/chat/completions"
FALLBACK_URLS = [
    "https://backup1.dmxapi.com/v1/chat/completions",
    "https://backup2.dmxapi.com/v1/chat/completions"
]
PAYLOAD = {"model": "dmx-7b", "messages": [{"role": "user", "content": "Hello"}]}

try:
    result = call_model_with_retry_and_fallback(PRIMARY_URL, FALLBACK_URLS, PAYLOAD)
    print("调用成功:", result)
except RuntimeError as e:
    print("错误:", e)

4. 预防措施