misc: small fix or general refactoring i did not bother commenting

Author: evilsocket

nerve/generation/__init__.py

@@ -4,9 +4,8 @@
 import typing as t
 from abc import ABC, abstractmethod
 
-from litellm import ConfigDict
-from pydantic import BaseModel
 from loguru import logger
+from pydantic import BaseModel
 
 from nerve.models import Usage
 from nerve.runtime import state

nerve/generation/litellm.py

@@ -7,7 +7,7 @@
 import litellm
 from loguru import logger
 
-from nerve.generation import Engine, GenerationConfig, WindowStrategy
+from nerve.generation import Engine, GenerationConfig
 from nerve.generation.conversation import SlidingWindowStrategy
 from nerve.generation.ollama import OllamaGlue
 from nerve.models import Usage