Python: Clean up imports (#2318)

* chore: tidy imports

* Update python/packages/azurefunctions/agent_framework_azurefunctions/_errors.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update python/packages/azurefunctions/agent_framework_azurefunctions/_callbacks.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* chore: revert stub file change

* chore: trigger pre-commit hook, re-add `annotations` import

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

python/samples/getting_started/azure_functions/01_single_agent/function_app.py

@@ -10,6 +10,8 @@ from typing import Any
 
 from agent_framework.azure import AgentFunctionApp, AzureOpenAIChatClient
 from azure.identity import AzureCliCredential
+
+
 # 1. Instantiate the agent with the chosen deployment and instructions.
 def _create_agent() -> Any:
     """Create the Joker agent."""

python/samples/getting_started/azure_functions/06_multi_agent_orchestration_conditionals/function_app.py

@@ -40,6 +40,7 @@ class EmailPayload(BaseModel):
     email_id: str
     email_content: str
 
+
 # 2. Instantiate both agents so they can be registered with AgentFunctionApp.
 def _create_agents() -> list[Any]:
     chat_client = AzureOpenAIChatClient(credential=AzureCliCredential())

python/samples/getting_started/azure_functions/07_single_agent_orchestration_hitl/function_app.py

@@ -275,7 +275,7 @@ async def get_orchestration_status(
         show_history_output=False,
         show_input=True,
     )
-    
+
     # Check if status is None or if the instance doesn't exist (runtime_status is None)
     if status is None or getattr(status, "runtime_status", None) is None:
         return func.HttpResponse(