feat: dynamic import DM driver

Author: XiaJunjie2020

backend/apps/datasource/crud/datasource.py

@@ -1,8 +1,10 @@
 import datetime
 import json
+import platform
 from typing import List, Optional
 
-import dmPython
+if platform.system() != "Darwin":
+    import dmPython
 from fastapi import HTTPException
 from sqlalchemy import and_, text
 from sqlmodel import select

backend/apps/db/db.py

@@ -1,9 +1,11 @@
 import base64
 import json
+import platform
 import urllib.parse
 from decimal import Decimal
 
-import dmPython
+if platform.system() != "Darwin":
+    import dmPython
 from sqlalchemy import create_engine, text, Engine
 from sqlalchemy.orm import sessionmaker