Fetched users with python

backend/db/db.py

@@ -0,0 +1,11 @@
+# This file is for database connection
+import sqlite3
+
+# Create the connection once, reuse it
+# Check same thread is false, because we fast api runs on multiple threads
+conn = sqlite3.connect("db/attendance.db", check_same_thread=False)
+conn.row_factory = sqlite3.Row
+
+def get_db():
+    return conn
+