pandas.MultiIndex.from_product#
- classmethod MultiIndex.from_product(iterables, sortorder=None, names=_NoDefault.no_default)[source]#
Make a MultiIndex from the cartesian product of multiple iterables.
- Parameters
- iterableslist / sequence of iterables
Each iterable has unique labels for each level of the index.
- sortorderint or None
Level of sortedness (must be lexicographically sorted by that level).
- nameslist / sequence of str, optional
Names for the levels in the index.
Changed in version 1.0.0: If not explicitly provided, names will be inferred from the elements of iterables if an element has a name attribute
- Returns
- MultiIndex
See also
MultiIndex.from_arrays
Convert list of arrays to MultiIndex.
MultiIndex.from_tuples
Convert list of tuples to MultiIndex.
MultiIndex.from_frame
Make a MultiIndex from a DataFrame.
Examples
>>> numbers = [0, 1, 2] >>> colors = ['green', 'purple'] >>> pd.MultiIndex.from_product([numbers, colors], ... names=['number', 'color']) MultiIndex([(0, 'green'), (0, 'purple'), (1, 'green'), (1, 'purple'), (2, 'green'), (2, 'purple')], names=['number', 'color'])