improve: introduce isort for linting Python imports (#1983)

api/services/entities/model_provider_entities.py

@@ -1,16 +1,16 @@
 from enum import Enum
 from typing import Optional
 
-from flask import current_app
-from pydantic import BaseModel
-
 from core.entities.model_entities import ModelStatus, ModelWithProviderEntity
 from core.entities.provider_entities import QuotaConfiguration
 from core.model_runtime.entities.common_entities import I18nObject
 from core.model_runtime.entities.model_entities import ModelType, ProviderModel
-from core.model_runtime.entities.provider_entities import ConfigurateMethod, ProviderCredentialSchema, \
-    ModelCredentialSchema, ProviderHelpEntity, SimpleProviderEntity
-from models.provider import ProviderType, ProviderQuotaType
+from core.model_runtime.entities.provider_entities import (ConfigurateMethod, ModelCredentialSchema,
+                                                           ProviderCredentialSchema, ProviderHelpEntity,
+                                                           SimpleProviderEntity)
+from flask import current_app
+from models.provider import ProviderQuotaType, ProviderType
+from pydantic import BaseModel
 
 
 class CustomConfigurationStatus(Enum):