{
  "id": 608428,
  "title": "submission NAN error",
  "url": "/competitions/detecting-reversal-points-in-us-equities/discussion/608428",
  "author_name": "",
  "post_date": "2025-09-19T22:25:37.488279400Z",
  "votes": null,
  "comment_count": 2,
  "views": 0,
  "content": "<p>For our submission CSV, we are told to assign the class values as ['H', 'L', 'None'], however upon submission it seems that Kaggle is reading the 'None' string as NAN and throws an error. Has anyone else encountered this? How to get around this?</p>",
  "messages": [
    {
      "id": "3291544",
      "postDate": "09/19/2025 22:25:37",
      "content": "<p>For our submission CSV, we are told to assign the class values as ['H', 'L', 'None'], however upon submission it seems that Kaggle is reading the 'None' string as NAN and throws an error. Has anyone else encountered this? How to get around this?</p>",
      "rawMarkdown": "For our submission CSV, we are told to assign the class values as ['H', 'L', 'None'], however upon submission it seems that Kaggle is reading the 'None' string as NAN and throws an error. Has anyone else encountered this? How to get around this?",
      "votes": null
    },
    {
      "id": "3292789",
      "postDate": "09/22/2025 14:59:12",
      "content": "<p>Use N instead of None, This should work</p>",
      "rawMarkdown": "Use N instead of None, This should work",
      "votes": null
    },
    {
      "id": "3293464",
      "postDate": "09/23/2025 22:55:48",
      "content": "<p>thank you, submitting in parquet format also works</p>",
      "rawMarkdown": "thank you, submitting in parquet format also works",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3292789,
      "author_name": "ozzymet",
      "author_url": "",
      "post_date": "09/22/2025 14:59:12",
      "content": "<p>Use N instead of None, This should work</p>",
      "votes": null,
      "replies": [
        {
          "id": 3293464,
          "author_name": "kienn22",
          "author_url": "",
          "post_date": "09/23/2025 22:55:48",
          "content": "<p>thank you, submitting in parquet format also works</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "3291544": "For our submission CSV, we are told to assign the class values as ['H', 'L', 'None'], however upon submission it seems that Kaggle is reading the 'None' string as NAN and throws an error. Has anyone else encountered this? How to get around this?",
    "3292789": "Use N instead of None, This should work",
    "3293464": "thank you, submitting in parquet format also works"
  },
  "source": "meta"
}