Files
VRCT/src-python/models/translation/translation_gemini.py
misyaguziya 7e7b3505a1 LMStudio と Ollama の翻訳バックエンドを追加・統合。
- config: SELECTABLE_/SELECTED_ の LMStudio/Ollama 項目と LMSTUDIO_URL を追加。
- Controller: LMStudio/Ollama の認証チェック、URL取得/設定、モデル一覧取得/設定のエンドポイントを実装。
- Model/Translator: LMStudio/Ollama 用の認証・モデル一覧・モデル設定・クライアント更新メソッドを追加し、翻訳処理の選択肢に対応。
- translation_* クライアント: 各クライアントでのプロンプト読み込み処理を共通化し、translation_utils.loadPromptConfig を利用するようにリファクタ。
- translation_languages: LMStudio/Ollama 用の言語マッピングを追加。
2025-10-17 21:48:44 +09:00

126 lines
4.0 KiB
Python

import logging
from google import genai
from langchain_google_genai import ChatGoogleGenerativeAI
try:
from .translation_utils import loadPromptConfig
except Exception:
import sys
from os import path as os_path
print(os_path.dirname(os_path.dirname(os_path.dirname(os_path.abspath(__file__)))))
sys.path.append(os_path.dirname(os_path.dirname(os_path.dirname(os_path.abspath(__file__)))))
from translation_utils import loadPromptConfig
logger = logging.getLogger("langchain_google_genai")
logger.setLevel(logging.ERROR)
def _authentication_check(api_key: str) -> bool:
"""Check if the provided API key is valid by attempting to list models.
"""
try:
client = genai.Client(api_key=api_key)
client.models.list()
return True
except Exception:
return False
def _get_available_text_models(api_key: str) -> list[str]:
"""Extract only Gemini models suitable for translation and chat applications
"""
client = genai.Client(api_key=api_key)
res = client.models.list()
allowed_models = []
# 除外対象のキーワード
exclude_keywords = [
"audio",
"image",
"veo",
"tts",
"robotics",
"computer-use"
]
for model in res:
model_id = model.name
if ("gemini" in model_id.lower() or "gemma" in model_id.lower()) and "generateContent" in model.supported_actions:
if any(x in model_id for x in exclude_keywords):
continue
allowed_models.append(model_id.replace("models/", ""))
allowed_models.sort()
return allowed_models
class GeminiClient:
def __init__(self, root_path: str = None):
self.api_key = None
self.model = None
# プロンプト設定をYAMLファイルから読み込む
prompt_config = loadPromptConfig(root_path, "translation_gemini.yml")
self.supported_languages = prompt_config["supported_languages"]
self.prompt_template = prompt_config["system_prompt"]
self.gemini_llm = None
def getModelList(self) -> list[str]:
return _get_available_text_models(self.api_key)
def getAuthKey(self) -> str:
return self.api_key
def setAuthKey(self, api_key: str) -> bool:
result = _authentication_check(api_key)
if result:
self.api_key = api_key
return result
def getModel(self) -> str:
return self.model
def setModel(self, model: str) -> bool:
if model in self.getModelList():
self.model = model
return True
else:
return False
def updateClient(self) -> None:
self.gemini_llm = ChatGoogleGenerativeAI(
model=self.model,
api_key=self.api_key,
)
def translate(self, text: str, input_lang: str, output_lang: str) -> str:
system_prompt = self.prompt_template.format(
supported_languages=self.supported_languages,
input_lang=input_lang,
output_lang=output_lang
)
messages = [
{"role": "system", "content": system_prompt},
{"role": "user", "content": text}
]
resp = self.gemini_llm.invoke(messages)
content = ""
if isinstance(resp.content, str):
content = resp.content
elif isinstance(resp.content, list):
for part in resp.content:
if isinstance(part, str):
content += part
elif isinstance(part, dict) and "content" in part and isinstance(part["content"], str):
content += part["content"]
return content.strip()
if __name__ == "__main__":
AUTH_KEY = "AUTH_KEY"
client = GeminiClient()
client.setAuthKey(AUTH_KEY)
models = client.getModelList()
if models:
print("Available models:", models)
model = input("Select a model: ")
client.setModel(model)
client.updateClient()
print(client.translate("こんにちは世界", "Japanese", "English"))