Unverified50% confidenceFactExact time

The keep parameter of drop_duplicates() can be set to first, last, or False to determine which duplicate record to retain.

1

Sources

50%

Confidence

Long-term

Relevance

8/7/2026

First Seen

Sources

用Pandas清洗真实脏数据：机器学习中被忽视的关键一步

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