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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Python integers turn into Numpy integers when fetched.","articleBody":"In my table exist a non-primary column of type `longblob` that stores dictionaries.  Inside the dictionary some of the values are Python integers. However, when fetched, these Python integers turn into Numpy integers. It would be helpful if the types are kept the same at insert and fetch time.\r\n\r\nDataJoint version = 0.12.0\r\n\r\nBelow is a toy example:\r\n``` Python\r\n@schema\r\nclass MyTable(dj.Manual):\r\n    definition = \"\"\"\r\n    prim_key: varchar(32)\r\n    ---\r\n    attr: longblob\r\n    \r\n    \"\"\"\r\n\r\nMyTable().insert1(dict(prim_key=0, attr=dict(a=1)))\r\n\r\nprint(type(MyTable().fetch1()['attr']['a']))\r\n\r\n# the output is \u003cclass 'numpy.int64'\u003e\r\n```","author":{"url":"https://github.com/mohammadbashiri","@type":"Person","name":"mohammadbashiri"},"datePublished":"2019-11-06T15:06:23.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":11},"url":"https://github.com/690/datajoint-python/issues/690"}