fix bug

data/2.python中阶/5.进阶任务/1.Python问答/qa.json

 {
-    "type": "qa_task",
-    "task_link": "https://ask.csdn.net/channel/2/tag/8",
-    "task_info": {
-      "tag_name": "python"
-    },
-    "author": "csdn.net",
-    "source": "qa.md",
-    "notebook_enable": true,
-    "exercise_id": "9f299bf5c3ae4b0db865e7a73a3eb02d"
+  "type": "qa_task",
+  "task_link": "https://ask.csdn.net/channel/2/tag/8",
+  "task_info": {
+    "tag_name": "python"
+  },
+  "author": "csdn.net",
+  "source": "qa.md",
+  "notebook_enable": true,
+  "exercise_id": "9f299bf5c3ae4b0db865e7a73a3eb02d"
 }
\ No newline at end of file

data/tree.json

@@ -3141,13 +3141,13 @@
                       "children": [],
                       "keywords_must": [],
                       "keywords_forbid": [],
-                      "group": 0
+                      "group": 1
                     }
                   }
                 ],
                 "keywords_must": [],
                 "keywords_forbid": [],
-                "group": 0
+                "group": 1
               }
             }
           ],