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# pandas.Index.get_loc

Index.get_loc(key)

  Get integer location, slice or boolean mask for requested label.

  Parameters:
    keylabel
  Returns:
    int if unique index, slice if monotonic index, else mask

  Examples

      >>> unique_index = pd.Index(list('abc'))
      >>> unique_index.get_loc('b')
      1

      >>> monotonic_index = pd.Index(list('abbc'))
      >>> monotonic_index.get_loc('b')
      slice(1, 3, None)

      >>> non_monotonic_index = pd.Index(list('abcb'))
      >>> non_monotonic_index.get_loc('b')
      array([False,  True, False,  True])