Ruff reformat

Signed-off-by: Ed Snible <snible@us.ibm.com>

Author: esnible

a2a/a2a_contact_extractor/__main__.py

@@ -10,7 +10,11 @@
 import httpx
 from a2a.server.apps import A2AStarletteApplication
 from a2a.server.request_handlers import DefaultRequestHandler
-from a2a.server.tasks import InMemoryTaskStore, InMemoryPushNotificationConfigStore, BasePushNotificationSender
+from a2a.server.tasks import (
+    InMemoryTaskStore,
+    InMemoryPushNotificationConfigStore,
+    BasePushNotificationSender,
+)
 from a2a.types import AgentCapabilities, AgentCard, AgentSkill
 from dotenv import load_dotenv
 from pydantic import BaseModel, EmailStr, Field
@@ -56,14 +60,15 @@ def main(host, port, result_type, instructions):
     agent = ExtractorAgent(instructions=instructions, result_type=result_type)
     httpx_client = httpx.AsyncClient()
     push_notification_config_store = InMemoryPushNotificationConfigStore()
-    push_notification_sender = BasePushNotificationSender(httpx_client,
-                        config_store=push_notification_config_store)
+    push_notification_sender = BasePushNotificationSender(
+        httpx_client, config_store=push_notification_config_store
+    )
 
     request_handler = DefaultRequestHandler(
         agent_executor=ExtractorAgentExecutor(agent=agent),
         task_store=InMemoryTaskStore(),
         push_config_store=push_notification_config_store,
-        push_sender=push_notification_sender
+        push_sender=push_notification_sender,
     )
     server = A2AStarletteApplication(
         agent_card=get_agent_card(host, port), http_handler=request_handler