pandas.Index.size#

property Index.size[source]#

Return the number of elements in the underlying data.

See also

Series.ndim: Number of dimensions of the underlying data, by definition 1.
Series.shape: Return a tuple of the shape of the underlying data.
Series.dtype: Return the dtype object of the underlying data.
Series.values: Return Series as ndarray or ndarray-like depending on the dtype.

Examples

For Series:

>>> s = pd.Series(["Ant", "Bear", "Cow"])
>>> s
0     Ant
1    Bear
2     Cow
dtype: object
>>> s.size
3

For Index:

>>> idx = pd.Index([1, 2, 3])
>>> idx
Index([1, 2, 3], dtype='int64')
>>> idx.size
3