Enhance code structure

app/models/corpus.py

@@ -9,7 +9,7 @@ import shutil
 import xml.etree.ElementTree as ET
 from app import db
 from app.converters.vrt import normalize_vrt_file
-from app.ext.flask_sqlalchemy import IntEnumColumn
+from app.extensions.sqlalchemy import IntEnumColumn
 from .corpus_follower_association import CorpusFollowerAssociation
 
 

app/models/job.py

@@ -7,7 +7,7 @@ from typing import Union
 from pathlib import Path
 import shutil
 from app import db
-from app.ext.flask_sqlalchemy import ContainerColumn, IntEnumColumn
+from app.extensions.sqlalchemy import ContainerColumn, IntEnumColumn
 
 
 class JobStatus(IntEnum):

app/models/spacy_nlp_pipeline_model.py

@@ -5,7 +5,7 @@ from pathlib import Path
 import requests
 import yaml
 from app import db
-from app.ext.flask_sqlalchemy import ContainerColumn
+from app.extensions.sqlalchemy import ContainerColumn
 from .file_mixin import FileMixin
 from .user import User
 

app/models/tesseract_ocr_pipeline_model.py

@@ -5,7 +5,7 @@ from pathlib import Path
 import requests
 import yaml
 from app import db
-from app.ext.flask_sqlalchemy import ContainerColumn
+from app.extensions.sqlalchemy import ContainerColumn
 from .file_mixin import FileMixin
 from .user import User
 

app/models/user.py

@@ -12,7 +12,7 @@ import re
 import secrets
 import shutil
 from app import db, hashids
-from app.ext.flask_sqlalchemy import IntEnumColumn
+from app.extensions.sqlalchemy import IntEnumColumn
 from .corpus import Corpus
 from .corpus_follower_association import CorpusFollowerAssociation
 from .corpus_follower_role import CorpusFollowerRole