Files

51 lines
1.5 KiB
Python

from __future__ import annotations
from dataclasses import dataclass, field
from typing import Any
@dataclass(slots=True)
class ChatParams:
max_tokens: int = 512
temperature: float = 0.7
top_p: float = 0.95
top_k: int = 40
min_p: float = 0.05
repeat_penalty: float = 1.05
seed: int | None = None
stop: list[str] = field(default_factory=list)
enable_thinking: bool | None = None
extra: dict[str, Any] = field(default_factory=dict)
response_format: str | dict[str, Any] | None = None
tools: list[dict[str, Any]] = field(default_factory=list)
tool_choice: Any = None
keep_alive: str | int | float | None = None
def as_generation_kwargs(self) -> dict[str, Any]:
result: dict[str, Any] = {
"max_tokens": self.max_tokens,
"temperature": self.temperature,
"top_p": self.top_p,
"top_k": self.top_k,
"min_p": self.min_p,
"repeat_penalty": self.repeat_penalty,
}
if self.seed is not None:
result["seed"] = self.seed
if self.stop:
result["stop"] = self.stop
return result
@dataclass(slots=True)
class ChatChunk:
text: str = ""
done: bool = False
finish_reason: str | None = None
metadata: dict[str, Any] = field(default_factory=dict)
delta: dict[str, Any] = field(default_factory=dict)
class BackendError(RuntimeError):
"""An expected model backend failure with a user-facing message."""