added users administration tool

app/app_db/app_db.py

@@ -6,6 +6,11 @@ BASE_DIR = Path(__file__).resolve().parent
 # DB_PATH = BASE_DIR / "app_db" / "app.db"
 DB_PATH = BASE_DIR / "app.db"
 
+
+#-------------------------------------------------------------------------------------
+# Allgemeine Datenbankfunktionen
+#-------------------------------------------------------------------------------------
+
 def get_conn():
     # check_same_thread=False, damit Streamlit mehrere Threads nutzen kann
     return sqlite3.connect(DB_PATH, check_same_thread=False)
@@ -16,3 +21,18 @@ def get_list(sql, params=None):
     conn.close()
     return df
 
+def send_cmd(sql, params=None):
+    try:
+        with get_conn() as conn:
+            if params is None:
+                conn.execute(sql)
+            else:
+                conn.execute(sql, params)
+        return True
+    except Exception as e:
+        print("DB-Fehler:", e)
+        return False
+    
+#-------------------------------------------------------------------------------------
+#
+#-------------------------------------------------------------------------------------