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# pandas.DataFrame.duplicated

`DataFrame.``duplicated`(cols=None, take_last=False)

  Return boolean Series denoting duplicate rows, optionally only considering certain columns

  Parameters : | cols : column label or sequence of labels, optional Only consider certain columns for identifying duplicates, by default use all of the columns take_last : boolean, default False Take the last observed row in a row. Defaults to the first row
  Returns : | duplicated : Series

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