pandas.Index.argsort#
- Index.argsort(*args, **kwargs)[source]#
Return the integer indices that would sort the index.
- Parameters
- *args
Passed to numpy.ndarray.argsort.
- **kwargs
Passed to numpy.ndarray.argsort.
- Returns
- np.ndarray[np.intp]
Integer indices that would sort the index if used as an indexer.
See also
numpy.argsort
Similar method for NumPy arrays.
Index.sort_values
Return sorted copy of Index.
Examples
>>> idx = pd.Index(['b', 'a', 'd', 'c']) >>> idx Index(['b', 'a', 'd', 'c'], dtype='object')
>>> order = idx.argsort() >>> order array([1, 0, 3, 2])
>>> idx[order] Index(['a', 'b', 'c', 'd'], dtype='object')