Enhanced examples: (#1)

- Standardized comments in examples to pure English for consistency.
- Added a minimalist example [example/nacos_simple_example.py] to simplify user implementation.
- Included an SSE port configuration demo to facilitate fixing port conflicts.

example/nacos_mcp_example.py

@@ -1,34 +1,30 @@
 from nacos_mcp_wrapper.server.nacos_mcp import NacosMCP
 from nacos_mcp_wrapper.server.nacos_settings import NacosSettings
 
-# Create an MCP server
-# mcp = FastMCP("Demo")
+# Create an MCP server instance
 nacos_settings = NacosSettings()
-nacos_settings.SERVER_ADDR = "<nacos_server_addr> e.g. 127.0.0.1:8848"
-mcp = NacosMCP("nacos-mcp-python",nacos_settings=nacos_settings)
-# Add an addition tool
+nacos_settings.SERVER_ADDR = "127.0.0.1:8848" # <nacos_server_addr> e.g. 127.0.0.1:8848
+mcp = NacosMCP("nacos-mcp-python", nacos_settings=nacos_settings, port=18001)
 
+# Register an addition tool
 @mcp.tool()
 def add(a: int, b: int) -> int:
-    """Add two numbers"""
+    """Add two integers together"""
     return a + b
 
+# Register a subtraction tool
 @mcp.tool()
 def minus(a: int, b: int) -> int:
     """Subtract two numbers"""
     return a - b
 
+# Register a prompt function
 @mcp.prompt()
 def get_prompt(topic: str) -> str:
     """Get a personalized greeting"""
     return f"Hello, {topic}!"
 
-@mcp.resource("greeting://{name}")
-def get_resource(name: str) -> str:
-    """Get a file"""
-    return f"Hello, {name}!"
-
-# Add a dynamic greeting resource
+# Register a dynamic resource endpoint
 @mcp.resource("greeting://{name}")
 def get_greeting(name: str) -> str:
     """Get a personalized greeting"""
@@ -37,5 +33,5 @@ def get_greeting(name: str) -> str:
 if __name__ == "__main__":
     try:
         mcp.run(transport="sse")
-    except ValueError as e:
-        print(f"运行时发生错误: {e}")
+    except Exception as e:
+        print(f"Runtime error: {e}")

example/nacos_server_example.py

@@ -22,16 +22,17 @@ async def fetch_website(
 
 
 @click.command()
-@click.option("--port", default=8000, help="Port to listen on for SSE")
+@click.option("--port", default=18002, help="Port to listen on for SSE")
+@click.option("--server_addr", default="127.0.0.1:8848", help="Nacos server address")
 @click.option(
     "--transport",
     type=click.Choice(["stdio", "sse"]),
     default="sse",
     help="Transport type",
 )
-def main(port: int, transport: str) -> int:
+def main(port: int, transport: str, server_addr: str) -> int:
     nacos_settings = NacosSettings()
-    nacos_settings.SERVER_ADDR = "<nacos_server_addr> e.g. 127.0.0.1:8848"
+    nacos_settings.SERVER_ADDR = server_addr
     # app = Server("mcp-website-fetcher")
     app = NacosServer("mcp-website-fetcher",nacos_settings=nacos_settings)
 
@@ -76,7 +77,7 @@ def main(port: int, transport: str) -> int:
                 async with sse.connect_sse(
                     request.scope, request.receive, request._send
                 ) as streams:
-                    # 0 进 1出
+                    # 0 input stream, 1 output stream
                     await app.run(
                         streams[0], streams[1], app.create_initialization_options()
                     )

example/nacos_simple_example.py

@@ -0,0 +1,28 @@
+import click
+from nacos_mcp_wrapper.server.nacos_mcp import NacosMCP
+from nacos_mcp_wrapper.server.nacos_settings import NacosSettings
+from datetime import datetime
+
+
+@click.command()
+@click.option("--port", default=18003, help="Port to listen on for SSE")
+@click.option("--name", default="nacos-simple-mcp", help="The name of the MCP service")
+@click.option("--server_addr", default="127.0.0.1:8848", help="Nacos server address")
+def main(port: int, name: str, server_addr: str):
+    # Registration settings for Nacos
+    nacos_settings = NacosSettings()
+    nacos_settings.SERVER_ADDR = server_addr
+    mcp = NacosMCP(name=name, nacos_settings=nacos_settings, port=port)
+
+    @mcp.tool()
+    def get_datetime() -> str:
+        """Get current datetime as string"""
+        return datetime.now().isoformat()  # 返回字符串格式的时间
+
+    try:
+        mcp.run(transport="sse")
+    except ValueError as e:
+        print(f"Runtime errors: {e}")
+
+if __name__ == "__main__":
+    main()