{
  "id": 56595,
  "title": "user_id column in train mapped with item_id in periods_train",
  "url": "/competitions/avito-demand-prediction/discussion/56595",
  "author_name": "yogi",
  "post_date": "2018-05-11T21:38:12.024000",
  "votes": 0,
  "comment_count": 0,
  "views": 0,
  "content": "<p>user_id in train dataset mapped with item_id in periods_train dataset. Is it just by chance mapping of ids or Does it required any change in column name ? </p>\n\n<p>len(set(list(train['user_id'].unique())) &amp; set(list(periods_train['item_id'].unique())))\n547310</p>",
  "messages": [
    {
      "id": 327560,
      "postDate": "2018-05-11T21:38:12.023Z",
      "content": "<p>user_id in train dataset mapped with item_id in periods_train dataset. Is it just by chance mapping of ids or Does it required any change in column name ? </p>\n\n<p>len(set(list(train['user_id'].unique())) &amp; set(list(periods_train['item_id'].unique())))\n547310</p>",
      "rawMarkdown": "user_id in train dataset mapped with item_id in periods_train dataset. Is it just by chance mapping of ids or Does it required any change in column name ? \n\nlen(set(list(train['user_id'].unique())) &amp; set(list(periods_train['item_id'].unique())))\n547310"
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "327560": "user_id in train dataset mapped with item_id in periods_train dataset. Is it just by chance mapping of ids or Does it required any change in column name ? \n\nlen(set(list(train['user_id'].unique())) &amp; set(list(periods_train['item_id'].unique())))\n547310"
  }
}