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

api/models/account.py

@@ -1,10 +1,10 @@
-import json
 import enum
+import json
 from math import e
 from typing import List
 
-from flask_login import UserMixin
 from extensions.ext_database import db
+from flask_login import UserMixin
 from sqlalchemy.dialects.postgresql import UUID
 
 

api/models/api_based_extension.py

@@ -1,8 +1,7 @@
 import enum
 
-from sqlalchemy.dialects.postgresql import UUID
-
 from extensions.ext_database import db
+from sqlalchemy.dialects.postgresql import UUID
 
 
 class APIBasedExtensionPoint(enum.Enum):

api/models/dataset.py

@@ -2,12 +2,11 @@ import json
 import pickle
 from json import JSONDecodeError
 
-from sqlalchemy import func
-from sqlalchemy.dialects.postgresql import UUID, JSONB
-
 from extensions.ext_database import db
 from models.account import Account
 from models.model import App, UploadFile
+from sqlalchemy import func
+from sqlalchemy.dialects.postgresql import JSONB, UUID
 
 
 class Dataset(db.Model):

api/models/model.py

@@ -1,13 +1,13 @@
 import json
 
+from core.file.upload_file_parser import UploadFileParser
+from extensions.ext_database import db
 from flask import current_app, request
 from flask_login import UserMixin
+from libs.helper import generate_string
 from sqlalchemy import Float
 from sqlalchemy.dialects.postgresql import UUID
 
-from core.file.upload_file_parser import UploadFileParser
-from libs.helper import generate_string
-from extensions.ext_database import db
 from .account import Account, Tenant
 
 

api/models/provider.py

@@ -1,8 +1,7 @@
 from enum import Enum
 
-from sqlalchemy.dialects.postgresql import UUID
-
 from extensions.ext_database import db
+from sqlalchemy.dialects.postgresql import UUID
 
 
 class ProviderType(Enum):

api/models/source.py

@@ -1,7 +1,6 @@
-from sqlalchemy.dialects.postgresql import UUID
-
 from extensions.ext_database import db
-from sqlalchemy.dialects.postgresql import JSONB
+from sqlalchemy.dialects.postgresql import JSONB, UUID
+
 
 class DataSourceBinding(db.Model):
     __tablename__ = 'data_source_bindings'

api/models/task.py

@@ -1,7 +1,8 @@
-from extensions.ext_database import db
-from celery import states
 from datetime import datetime
 
+from celery import states
+from extensions.ext_database import db
+
 
 class CeleryTask(db.Model):
     """Task result/status."""

api/models/tool.py

@@ -1,9 +1,8 @@
 import json
 from enum import Enum
 
-from sqlalchemy.dialects.postgresql import UUID
-
 from extensions.ext_database import db
+from sqlalchemy.dialects.postgresql import UUID
 
 
 class ToolProviderName(Enum):

api/models/web.py

@@ -1,7 +1,6 @@
-from sqlalchemy.dialects.postgresql import UUID
-
 from extensions.ext_database import db
 from models.model import Message
+from sqlalchemy.dialects.postgresql import UUID
 
 
 class SavedMessage(db.Model):