Python: [BREAKING] added SerializationMixin and applied to contents, agents, chat client… (#1012)

* added SerializationMixin and applied to contents, agents, chat clients, removed AFBaseModel

* fix annotations type

* mypy fixes

* fix tests

* fix serializable subvalues and added large docstring

* updated indents in code block

* fixed exported urls

python/samples/getting_started/context_providers/redis/redis_basics.py

@@ -175,7 +175,7 @@ async def main() -> None:
     )
 
     # Create chat client for the agent
-    client = OpenAIChatClient(ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
+    client = OpenAIChatClient(model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
     # Create agent wired to the Redis context provider. The provider automatically
     # persists conversational details and surfaces relevant context on each turn.
     agent = client.create_agent(
@@ -219,7 +219,7 @@ async def main() -> None:
 
     # Create agent exposing the flight search tool. Tool outputs are captured by the
     # provider and become retrievable context for later turns.
-    client = OpenAIChatClient(ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
+    client = OpenAIChatClient(model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
     agent = client.create_agent(
         name="MemoryEnhancedAssistant",
         instructions=(

python/samples/getting_started/context_providers/redis/redis_conversation.py

@@ -60,7 +60,7 @@ async def main() -> None:
     )
 
     # Create chat client for the agent
-    client = OpenAIChatClient(ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
+    client = OpenAIChatClient(model_id=os.getenv("OPENAI_CHAT_MODEL_ID"), api_key=os.getenv("OPENAI_API_KEY"))
     # Create agent wired to the Redis context provider. The provider automatically
     # persists conversational details and surfaces relevant context on each turn.
     agent = client.create_agent(

python/samples/getting_started/context_providers/redis/redis_threads.py

@@ -47,7 +47,7 @@ async def example_global_thread_scope() -> None:
     global_thread_id = str(uuid.uuid4())
 
     client = OpenAIChatClient(
-        ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
+        model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
         api_key=os.getenv("OPENAI_API_KEY"),
     )
 
@@ -100,7 +100,7 @@ async def example_per_operation_thread_scope() -> None:
     print("-" * 40)
 
     client = OpenAIChatClient(
-        ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
+        model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
         api_key=os.getenv("OPENAI_API_KEY"),
     )
 
@@ -168,7 +168,7 @@ async def example_multiple_agents() -> None:
     print("-" * 40)
 
     client = OpenAIChatClient(
-        ai_model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
+        model_id=os.getenv("OPENAI_CHAT_MODEL_ID", "gpt-4o-mini"),
         api_key=os.getenv("OPENAI_API_KEY"),
     )