pandas.Index.slice_indexer¶
-
Index.
slice_indexer
(start=None, end=None, step=None, kind=None)[source]¶ For an ordered or unique index, compute the slice indexer for input labels and step.
- Parameters
start : label, default None
If None, defaults to the beginning
end : label, default None
If None, defaults to the end
step : int, default None
kind : string, default None
- Returns
indexer : slice
- Raises
KeyError : If key does not exist, or key is not unique and index is
not ordered.
Notes
This function assumes that the data is sorted, so use at your own peril
Examples
This is a method on all index types. For example you can do:
>>> idx = pd.Index(list('abcd')) >>> idx.slice_indexer(start='b', end='c') slice(1, 3)
>>> idx = pd.MultiIndex.from_arrays([list('abcd'), list('efgh')]) >>> idx.slice_indexer(start='b', end=('c', 'g')) slice(1, 3)