下面这段mongodb文档如何用python实现查重？

Question

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},{
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  "job_state": BinData(0,"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")
},{
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  "next_run_time": 1620552240,
  "job_state": BinData(0,"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")
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},{
  "_id": "0cd92a166f07456c840462a4da5c9df3",
  "next_run_time": 1620552240,
  "job_state": BinData(0,"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")
}]

job_state重复很多，所以想删除冗余只留一条，但因为是BinData格式所以不会搞了，求大神指点，如何python实现

Answer 1

对 job字段进行查重对吗

import numpy as np
np.unique(data.job_state)