Python MCP客户端SDK实现

以下是一个用于与大模型MCP协议交互的Python客户端SDK实现：

```python
import json
import requests
import uuid
from typing import Dict, List, Any, Optional, Union
from enum import Enum
from datetime import datetime

class MCPTaskType(Enum):
    TEXT_GENERATION = "text_generation"
    CONTENT_ANALYSIS = "content_analysis"
    TRANSLATION = "translation"
    SUMMARIZATION = "summarization"
    QA = "question_answering"
    CUSTOM = "custom"

class MCPOutputFormat(Enum):
    TEXT = "text"
    JSON = "json"
    STRUCTURED = "structured"
    MARKDOWN = "markdown"

class MCPClient:
    """MCP协议客户端SDK，用于与支持MCP协议的大模型服务进行交互"""
    
    def __init__(self, api_endpoint: str, api_key: str, protocol_version: str = "1.0"):
        """
        初始化MCP客户端
        
        Args:
            api_endpoint: 模型服务API端点
            api_key: API访问密钥
            protocol_version: MCP协议版本
        """
        self.api_endpoint = api_endpoint
        self.api_key = api_key
        self.protocol_version = protocol_version
        self.session_id = str(uuid.uuid4())
        self.session_state = {}
    
    def create_mcp_request(self,
                          prompt: str,
                          task_type: MCPTaskType = MCPTaskType.TEXT_GENERATION,
                          behavior_constraints: List[str] = None,
                          output_format: MCPOutputFormat = MCPOutputFormat.TEXT,
                          output_requirements: Dict[str, Any] = None,
                          context: Dict[str, Any] = None,
                          safety_settings: Dict[str, Any] = None,
                          custom_parameters: Dict[str, Any] = None) -> Dict[str, Any]:
        """
        创建符合MCP协议的请求
        
        Args:
            prompt: 用户输入提示
            task_type: 任务类型
            behavior_constraints: 行为约束列表
            output_format: 输出格式
            output_requirements: 输出要求
            context: 上下文信息
            safety_settings: 安全设置
            custom_parameters: 自定义参数
            
        Returns:
            符合MCP协议格式的请求字典
        """
        if behavior_constraints is None:
            behavior_constraints = []
            
        if output_requirements is None:
            output_requirements = {}
            
        if context is None:
            context = {}
            
        if safety_settings is None:
            safety_settings = {
                "risk_level": "medium",
                "content_filtering": True,
                "sensitive_topics_handling": "standard"
            }
        
        # 构建MCP请求
        mcp_request = {
            &