Series.
ndim
Return an int representing the number of array dimensions.
Return 1 for Series / Index / MultiIndex.
Examples
For Series
>>> s = ps.Series([None, 1, 2, 3, 4], index=[4, 5, 2, 1, 8]) >>> s.ndim 1
For Index
>>> s.index.ndim 1
For MultiIndex
>>> midx = pd.MultiIndex([['lama', 'cow', 'falcon'], ... ['speed', 'weight', 'length']], ... [[0, 0, 0, 1, 1, 1, 2, 2, 2], ... [1, 1, 1, 1, 1, 2, 1, 2, 2]]) >>> s = ps.Series([45, 200, 1.2, 30, 250, 1.5, 320, 1, 0.3], index=midx) >>> s.index.ndim 1