fix(mcp): resolve client initialization and update server configuration in mcp integration

examples/mcp_example/mock_math_server.py

@@ -7,8 +7,9 @@ from loguru import logger
 mcp = FastMCP(
     host="0.0.0.0", 
     port=8000,
+    transport="sse",
     require_session_id=False,
-    transport="sse"  # Explicitly specify SSE transport
+    timeout=30.0
 )
 
 @mcp.tool()

swarms/tools/mcp_client.py

@@ -43,6 +43,7 @@ async def _execute_mcp_tool(
     method: Literal["stdio", "sse"] = "sse",
     parameters: Dict[Any, Any] = None,
     output_type: Literal["str", "dict"] = "str",
+    timeout: float = 30.0,
     *args,
     **kwargs,
 ) -> Dict[Any, Any]:

swarms/tools/mcp_integration.py

@@ -297,8 +297,10 @@ class MCPServerSse:
         """Connect to the MCP server with proper locking."""
         async with self._connection_lock:
             if not self.client:
-                self.client = ClientSession()
-                await self.client.connect(self.create_streams())
+                transport = await self.create_streams()
+                read_stream, write_stream = transport
+                self.client = ClientSession(read_stream=read_stream, write_stream=write_stream)
+                await self.client.initialize()
 
     def create_streams(self, **kwargs) -> AbstractAsyncContextManager[Any]:
         return sse_client(
@@ -503,5 +505,3 @@ async def _batch(params: List[MCPServerSseParams], payload: dict[str, Any] | str
     except Exception as e:
         logger.error(f"Error in batch processing: {e}")
         return []
-
-