50 lines
2.2 KiB
Python
50 lines
2.2 KiB
Python
# coding=utf-8
|
||
"""
|
||
@project: MaxKB
|
||
@Author：虎
|
||
@file： embedding.py
|
||
@date：2024/7/12 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)
|