MCP Media Server

"""examples/snippets/clients/parsing_tool_results.py""" import asyncio from mcp import ClientSession, StdioServerParameters, types from mcp.client.stdio import stdio_client async def parse_tool_results(): """Demonstrates how to parse different types of content in CallToolResult.""" server_params = StdioServerParameters(command="python", args=["path/to/mcp_server.py"]) async with stdio_client(server_params) as (read, write): async with ClientSession(read, write) as session: await session.initialize() # Example 1: Parsing text content result = await session.call_tool("get_data", {"format": "text"}) for content in result.content: if isinstance(content, types.TextContent): print(f"Text: {content.text}") # Example 2: Parsing structured content from JSON tools result = await session.call_tool("get_user", {"id": "123"}) if hasattr(result, "structuredContent") and result.structuredContent: # Access structured data directly user_data = result.structuredContent print(f"User: {user_data.get('name')}, Age: {user_data.get('age')}") # Example 3: Parsing embedded resources result = await session.call_tool("read_config", {}) for content in result.content: if isinstance(content, types.EmbeddedResource): resource = content.resource if isinstance(resource, types.TextResourceContents): print(f"Config from {resource.uri}: {resource.text}") else: print(f"Binary data from {resource.uri}") # Example 4: Parsing image content result = await session.call_tool("generate_chart", {"data": [1, 2, 3]}) for content in result.content: if isinstance(content, types.ImageContent): print(f"Image ({content.mimeType}): {len(content.data)} bytes") # Example 5: Handling errors result = await session.call_tool("failing_tool", {}) if result.isError: print("Tool execution failed!") for content in result.content: if isinstance(content, types.TextContent): print(f"Error: {content.text}") async def main(): await parse_tool_results() if __name__ == "__main__": asyncio.run(main())