Fix

main.py

@@ -336,15 +336,16 @@ async def perform_file_action(
         if files["files"] is None:
             await update.message.reply_text("❌未找到文件!!")
         else:
-            if files["files"][0]["parent_id"] is not None:
-                 keyboard.append(
-                        [
-                            InlineKeyboardButton(
-                                f"返回上级",
-                                callback_data=f"list_file:{files["files"][0]["parent_id"]}",
-                            ),
-                        ]
-                    )
+            parent_id = files["files"][0]["parent_id"]
+            if parent_id is not None:
+                keyboard.append(
+                    [
+                        InlineKeyboardButton(
+                            f"返回上级",
+                            callback_data=f"list_file:{parent_id}",
+                        ),
+                    ]
+                )
             # 为每个文件创建按钮和操作选项
             for file in files["files"]:
                 if file["kind"].lower() == "drive#folder":
@@ -381,19 +382,18 @@ async def perform_file_action(
             )
     elif action == "download_file":
         result = await THUNDERX_CLIENT.get_download_url(file_id)
-        download_url = result['web_content_link']
+        download_url = result["web_content_link"]
         for media in result["medias"]:
-            if media['link']['url'] is not None:
-                download_url = media['link']['url']
+            if media["link"]["url"] is not None:
+                download_url = media["link"]["url"]
                 break
         if download_url is not None:
             await update.callback_query.edit_message_text(
-                    f"📋文件下载地址:{download_url}"
+                f"📋文件下载地址:{download_url}"
             )
         else:
-            await update.callback_query.edit_message_text(
-                    f"❌未找到文件下载地址!!"
-            )
+            await update.callback_query.edit_message_text(f"❌未找到文件下载地址!!")
+
 
 #################### 离线任务处理 ##########################
 # 确认操作的回调