chore: reintroducing writerai.types.chat_chat_params.Message

src/writer/ai.py

@@ -38,6 +38,7 @@
 from writerai.types.application_generate_content_params import Input
 from writerai.types.chat import ChoiceMessage, ChoiceMessageGraphData, ChoiceMessageToolCall
 from writerai.types.chat_chat_params import Message as WriterAIMessage
+from writerai.types.chat_chat_params import MessageGraphData
 from writerai.types.chat_chat_params import ToolFunctionTool as SDKFunctionTool
 from writerai.types.chat_chat_params import ToolGraphTool as SDKGraphTool
 
@@ -94,22 +95,6 @@ class FunctionTool(Tool):
     parameters: Dict[str, Dict[str, str]]
 
 
-class PreparedAPIMessage(TypedDict, total=False):
-    role: Literal["user", "assistant", "system", "tool"]
-
-    content: Union[str, None]
-
-    name: Optional[str]
-
-    tool_call_id: Optional[str]
-
-    tool_calls: Optional[List[ChoiceMessageToolCall]]
-
-    graph_data: Optional[ChoiceMessageGraphData]
-
-    refusal: Optional[str]
-
-
 def create_function_tool(
     callable: Callable,
     name: str,
@@ -1044,7 +1029,7 @@ def _clear_chunk_flag(chunk):
         updated_last_message |= clear_chunk
 
     @staticmethod
-    def _prepare_message(message: 'Conversation.Message') -> PreparedAPIMessage:
+    def _prepare_message(message: 'Conversation.Message') -> WriterAIMessage:
         """
         Converts a message object stored in Conversation to a Writer AI SDK
         `Message` model, suitable for calls to API.
@@ -1055,7 +1040,7 @@ def _prepare_message(message: 'Conversation.Message') -> PreparedAPIMessage:
         """
         if not ("role" in message and "content" in message):
             raise ValueError("Improper message format")
-        sdk_message = PreparedAPIMessage(
+        sdk_message = WriterAIMessage(
             content=message["content"] or None,
             role=message["role"]
             )
@@ -1067,7 +1052,7 @@ def _prepare_message(message: 'Conversation.Message') -> PreparedAPIMessage:
             sdk_message["tool_calls"] = cast(list, msg_tool_calls)
         if msg_graph_data := message.get("graph_data"):
             sdk_message["graph_data"] = cast(
-                ChoiceMessageGraphData,
+                MessageGraphData,
                 msg_graph_data
                 )
         if msg_refusal := message.get("refusal"):
@@ -1350,13 +1335,10 @@ def _send_chat_request(
         a Stream or a Chat object.
         """
         client = WriterAIManager.acquire_client()
-        prepared_messages = cast(
-            Iterable[WriterAIMessage],
-            [
+        prepared_messages = [
                 self._prepare_message(message)
                 for message in self.messages
             ]
-        )
         logging.debug(
             "Attempting to request a message from LLM: " +
             f"prepared messages – {prepared_messages}, " +