Files
simple-chat-api/src/chat_api/domain/messages.py
T
2026-07-03 22:37:29 +08:00

43 lines
879 B
Python

from datetime import datetime
from typing import Annotated, Literal
from pydantic import BaseModel, Field
class ToolFunctionCall(BaseModel):
name: str
arguments: str
class ToolCall(BaseModel):
id: str
type: Literal["function"] = "function"
function: ToolFunctionCall
class UserMessage(BaseModel):
role: Literal["user"] = "user"
content: str
created_at: datetime
class AssistantMessage(BaseModel):
role: Literal["assistant"] = "assistant"
content: str | None = None
tool_calls: list[ToolCall] = Field(default_factory=list)
created_at: datetime
class ToolMessage(BaseModel):
role: Literal["tool"] = "tool"
content: str
tool_call_id: str
name: str
is_error: bool = False
created_at: datetime
Message = Annotated[
UserMessage | AssistantMessage | ToolMessage,
Field(discriminator="role"),
]