Python: added generic types to ChatOptions and ChatResponse/AgentResponse for Response Format (#3305)

* added generic types to ChatOptions and ChatResponse/AgentResponse for response format

* fix typevar import

* fix for older python versions

* fix missing import

* fixed imports

* fixed mypy

* mypy fix

python/packages/declarative/agent_framework_declarative/_loader.py

@@ -1,8 +1,9 @@
 # Copyright (c) Microsoft. All rights reserved.
 
+import sys
 from collections.abc import Callable, Mapping
 from pathlib import Path
-from typing import Any, Literal, TypedDict, cast
+from typing import Any, Literal, cast
 
 import yaml
 from agent_framework import (
@@ -42,6 +43,11 @@ from ._models import (
     agent_schema_dispatch,
 )
 
+if sys.version_info >= (3, 11):
+    from typing import TypedDict  # type: ignore # pragma: no cover
+else:
+    from typing_extensions import TypedDict  # type: ignore # pragma: no cover
+
 
 class ProviderTypeMapping(TypedDict, total=True):
     package: str

python/packages/declarative/agent_framework_declarative/_workflows/_declarative_base.py

@@ -24,10 +24,11 @@ See: dotnet/src/Microsoft.Agents.AI.Workflows.Declarative/PowerFx/
 """
 
 import logging
+import sys
 from collections.abc import Mapping
 from dataclasses import dataclass
 from decimal import Decimal as _Decimal
-from typing import Any, Literal, TypedDict, cast
+from typing import Any, Literal, cast
 
 from agent_framework._workflows import (
     Executor,
@@ -36,6 +37,12 @@ from agent_framework._workflows import (
 )
 from powerfx import Engine
 
+if sys.version_info >= (3, 11):
+    from typing import TypedDict  # type: ignore # pragma: no cover
+else:
+    from typing_extensions import TypedDict  # type: ignore # pragma: no cover
+
+
 logger = logging.getLogger(__name__)