fix: use typing_extensions.TypedDict for Pydantic compatibility on Python < 3.12

lib/crewai/src/crewai/a2a/extensions/a2ui/client_extension.py

@@ -4,10 +4,11 @@ from __future__ import annotations
 
 from collections.abc import Sequence
 import logging
-from typing import TYPE_CHECKING, Any, TypedDict, cast
+from typing import TYPE_CHECKING, Any, cast
 
 from pydantic import Field
 from pydantic.dataclasses import dataclass
+from typing_extensions import TypedDict
 
 from crewai.a2a.extensions.a2ui.models import extract_a2ui_json_objects
 from crewai.a2a.extensions.a2ui.prompt import build_a2ui_system_prompt

lib/crewai/src/crewai/a2a/task_helpers.py

@@ -3,7 +3,7 @@
 from __future__ import annotations
 
 from collections.abc import AsyncIterator
-from typing import TYPE_CHECKING, Any, TypedDict
+from typing import TYPE_CHECKING, Any
 import uuid
 
 from a2a.client.errors import A2AClientHTTPError
@@ -18,7 +18,7 @@ from a2a.types import (
     TaskStatusUpdateEvent,
     TextPart,
 )
-from typing_extensions import NotRequired
+from typing_extensions import NotRequired, TypedDict
 
 from crewai.events.event_bus import crewai_event_bus
 from crewai.events.types.a2a_events import (

lib/crewai/src/crewai/a2a/types.py

@@ -7,12 +7,11 @@ from typing import (
     Any,
     Literal,
     Protocol,
-    TypedDict,
     runtime_checkable,
 )
 
 from pydantic import BeforeValidator, HttpUrl, TypeAdapter
-from typing_extensions import NotRequired
+from typing_extensions import NotRequired, TypedDict
 
 
 try:

lib/crewai/src/crewai/a2a/updates/base.py

@@ -2,10 +2,11 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Any, NamedTuple, Protocol, TypedDict
+from typing import TYPE_CHECKING, Any, NamedTuple, Protocol
 
 from pydantic import GetCoreSchemaHandler
 from pydantic_core import CoreSchema, core_schema
+from typing_extensions import TypedDict
 
 
 class CommonParams(NamedTuple):

lib/crewai/src/crewai/a2a/utils/task.py

@@ -10,7 +10,7 @@ from functools import wraps
 import json
 import logging
 import os
-from typing import TYPE_CHECKING, Any, ParamSpec, TypeVar, TypedDict, cast
+from typing import TYPE_CHECKING, Any, ParamSpec, TypeVar, cast
 from urllib.parse import urlparse
 
 from a2a.server.agent_execution import RequestContext
@@ -38,6 +38,7 @@ from a2a.utils import (
 from a2a.utils.errors import ServerError
 from aiocache import SimpleMemoryCache, caches  # type: ignore[import-untyped]
 from pydantic import BaseModel
+from typing_extensions import TypedDict
 
 from crewai.a2a.utils.agent_card import _get_server_config
 from crewai.a2a.utils.content_type import validate_message_parts