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- # coding=utf-8
- """
- @project: MaxKB
- @Author：虎虎
- @file： model.py
- @date：2025/11/7 14:23
- @desc:
- """
- from typing import Dict
- from langchain_core.documents import Document
- from common import forms
- from common.exception.app_exception import AppApiException
- from common.forms import BaseForm
- from models_provider.base_model_provider import BaseModelCredential, ValidCode
- from models_provider.impl.local_model_provider.model.reranker import LocalReranker
- from django.utils.translation import gettext_lazy as _, gettext
- from common.utils.logger import maxkb_logger
- class LocalRerankerCredential(BaseForm, BaseModelCredential):
- def is_valid(self, model_type: str, model_name, model_credential: Dict[str, object], model_params, provider,
- raise_exception=False):
- if not model_type == 'RERANKER':
- raise AppApiException(ValidCode.valid_error.value,
- gettext('{model_type} Model type is not supported').format(model_type=model_type))
- for key in ['cache_dir']:
- if key not in model_credential:
- if raise_exception:
- raise AppApiException(ValidCode.valid_error.value, gettext('{key} is required').format(key=key))
- else:
- return False
- try:
- model: LocalReranker = provider.get_model(model_type, model_name, model_credential)
- model.compress_documents([Document(page_content=gettext('Hello'))], gettext('Hello'))
- except Exception as e:
- maxkb_logger.error(f'Exception: {e}', exc_info=True)
- if isinstance(e, AppApiException):
- raise e
- if raise_exception:
- raise AppApiException(ValidCode.valid_error.value,
- gettext(
- 'Verification failed, please check whether the parameters are correct: {error}').format(
- error=str(e)))
- else:
- return False
- return True
- def encryption_dict(self, model: Dict[str, object]):
- return model
- cache_dir = forms.TextInputField(_('Model catalog'), required=True)
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