pandas.Index.drop_duplicates

Index.drop_duplicates(*args, **kwargs) [source]

Return Index with duplicate values removed

Parameters:

keep : {‘first’, ‘last’, False}, default ‘first’

  • first : Drop duplicates except for the first occurrence.
  • last : Drop duplicates except for the last occurrence.
  • False : Drop all duplicates.

take_last : deprecated

Returns:

deduplicated : Index

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https://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.Index.drop_duplicates.html