add cmd-opts for sqlite file separation

agent_scheduler/db/base.py

@@ -5,14 +5,21 @@ from sqlalchemy.schema import MetaData
 from sqlalchemy.orm import declarative_base
 
 from modules import scripts
+from modules import shared
+
+if hasattr(shared.cmd_opts, "sqlite_file"):
+    # if relative path, join with basedir
+    if not os.path.isabs(shared.cmd_opts.sqlite_file):
+        db_file = os.path.join(scripts.basedir(), shared.cmd_opts.sqlite_file)
+    else:
+        db_file = os.path.abspath(shared.cmd_opts.sqlite_file)
+
+print(f"Using sqlite file: {db_file}")
 
 
 Base = declarative_base()
 metadata: MetaData = Base.metadata
 
-db_file = os.path.join(scripts.basedir(), "task_scheduler.sqlite3")
-
-
 class BaseTableManager:
     def __init__(self, engine = None):
         # Get the db connection object, making the file and tables if needed.

preload.py

@@ -0,0 +1,7 @@
+# preload.py is used for cmd line arguments
+def preload(parser):
+    parser.add_argument(
+        "--sqlite-file",
+        help="sqlite file to use for the database connection. It can be abs or relative path(from base path) default: task_scheduler.sqlite3",
+        default="task_scheduler.sqlite3",
+    )