MaxKB/apps/models_provider/impl/ollama_model_provider/credential/embedding.py
2025-04-17 18:01:33 +08:00

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# coding=utf-8
"""
@project: MaxKB
@Author
@file embedding.py
@date2024/7/12 15:10
@desc:
"""
from typing import Dict
from django.utils.translation import gettext as _
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.embedding import LocalEmbedding
class OllamaEmbeddingModelCredential(BaseForm, BaseModelCredential):
def is_valid(self, model_type: str, model_name, model_credential: Dict[str, object], model_params, provider,
raise_exception=False):
model_type_list = provider.get_model_type_list()
if not any(list(filter(lambda mt: mt.get('value') == model_type, model_type_list))):
raise AppApiException(ValidCode.valid_error.value,
_('{model_type} Model type is not supported').format(model_type=model_type))
try:
model_list = provider.get_base_model_list(model_credential.get('api_base'))
except Exception as e:
raise AppApiException(ValidCode.valid_error.value, _('API domain name is invalid'))
exist = [model for model in (model_list.get('models') if model_list.get('models') is not None else []) if
model.get('model') == model_name or model.get('model').replace(":latest", "") == model_name]
if len(exist) == 0:
raise AppApiException(ValidCode.model_not_fount,
_('The model does not exist, please download the model first'))
model: LocalEmbedding = provider.get_model(model_type, model_name, model_credential)
model.embed_query(_('Hello'))
return True
def encryption_dict(self, model_info: Dict[str, object]):
return model_info
def build_model(self, model_info: Dict[str, object]):
for key in ['model']:
if key not in model_info:
raise AppApiException(500, _('{key} is required').format(key=key))
return self
api_base = forms.TextInputField('API URL', required=True)