{
  "export": [
    "if-else.json",
    "none.json"
  ],
  "keywords": [],
  "children": [
    {
      "if": {
        "keywords": [],
        "children": [
          {
            "if-else语句": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-64",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "if-elif-else结构": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-65",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "省略else代码块": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-66",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "使用if语句处理列表": {
              "keywords": [],
              "children": [
                {
                  "检查特殊元素": {
                    "keywords": [],
                    "children": [],
                    "node_id": "python-6-16",
                    "keywords_must": [],
                    "keywords_forbid": []
                  }
                },
                {
                  "确定列表不是空的": {
                    "keywords": [],
                    "children": [],
                    "node_id": "python-6-17",
                    "keywords_must": [],
                    "keywords_forbid": []
                  }
                }
              ],
              "node_id": "python-5-67",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "设置if语句的格式": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-68",
              "keywords_must": [],
              "keywords_forbid": []
            }
          }
        ],
        "node_id": "python-4-96",
        "keywords_must": [],
        "keywords_forbid": []
      }
    },
    {
      "elif": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-97",
        "keywords_must": [],
        "keywords_forbid": []
      }
    },
    {
      "else": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-98",
        "keywords_must": [],
        "keywords_forbid": []
      }
    }
  ],
  "node_id": "python-3-12",
  "keywords_must": [],
  "keywords_forbid": []
}