code cleanup

lib/DB_Worker.py

@@ -18,7 +18,8 @@ class DBReader:
         try:
             sql_con = sqlite3.connect("user.db")
             cursor = sql_con.cursor()
-            cursor.execute(f"""SELECT * FROM "{guildid}" """)
+            cursor.execute("""SELECT * FROM "(guildid)" """,
+                           {'guildid': guildid})
             record = cursor.fetchall()
             return record
         except sqlite3.Error as _e:
@@ -85,9 +86,9 @@ async def prepare_db(guild: int):
     try:
         connect = sqlite3.connect('user.db')
         cursor = connect.cursor()
-        create_table = (f'''CREATE TABLE IF NOT EXISTS "{guild}" ([userid] INTEGER PRIMARY KEY, [username] TEXT, 
-        [nick] TEXT, [isbot] BOOL, [defaulttracks] TEXT, [usertracks] TEXT)''')
-        cursor.execute(create_table)
+        cursor.execute('''CREATE TABLE IF NOT EXISTS "(guild)" ([userid] INTEGER PRIMARY KEY, [username] TEXT, 
+        [nick] TEXT, [isbot] BOOL, [defaulttracks] TEXT, [usertracks] TEXT)''',
+                       {'guild': guild})
         cursor.close()
     except sqlite3.Error as _error:
         logger.info(_error)