update simple app

Author: yaozheng-fang

02-use-cases/beginner/a2a_simple/agent.py

@@ -38,12 +38,10 @@ class MyAgentExecutor(A2aAgentExecutor):
         capabilities=AgentCapabilities(streaming=True),
         description=agent.description,
         name=agent.name,
-        defaultInputModes=["text"],
-        defaultOutputModes=["text"],
+        default_input_modes=["text"],
+        default_output_modes=["text"],
         provider=AgentProvider(organization="agentkit", url=""),
-        skills=[
-            AgentSkill(id="0", name="chat", description="Chat", tags=["chat"])
-        ],
+        skills=[AgentSkill(id="0", name="chat", description="Chat", tags=["chat"])],
         url="http://0.0.0.0:8000",
         version="1.0.0",
     )

02-use-cases/beginner/a2a_simple/remote/agent.py

@@ -46,8 +46,8 @@ class MyAgentExecutor(A2aAgentExecutor):
     capabilities=AgentCapabilities(streaming=True),
     description=root_agent.description,
     name=root_agent.name,
-    defaultInputModes=["text"],
-    defaultOutputModes=["text"],
+    default_input_modes=["text"],
+    default_output_modes=["text"],
     provider=AgentProvider(organization="agentkit", url=""),
     skills=[AgentSkill(id="0", name="chat", description="Chat", tags=["chat"])],
     url="http://localhost:8001",