chore: import upstream snapshot with attribution

examples/snippets/clients/streamable_basic.py

@@ -0,0 +1,24 @@
+"""Run from the repository root:
+uv run examples/snippets/clients/streamable_basic.py
+"""
+
+import asyncio
+
+from mcp import ClientSession
+from mcp.client.streamable_http import streamable_http_client
+
+
+async def main():
+    # Connect to a streamable HTTP server
+    async with streamable_http_client("http://localhost:8000/mcp") as (read_stream, write_stream):
+        # Create a session using the client streams
+        async with ClientSession(read_stream, write_stream) as session:
+            # Initialize the connection
+            await session.initialize()
+            # List available tools
+            tools = await session.list_tools()
+            print(f"Available tools: {[tool.name for tool in tools.tools]}")
+
+
+if __name__ == "__main__":
+    asyncio.run(main())