DataFrame.
keys
Return alias for columns.
Columns of the DataFrame.
Examples
>>> df = ps.DataFrame([[1, 2], [4, 5], [7, 8]], ... index=['cobra', 'viper', 'sidewinder'], ... columns=['max_speed', 'shield']) >>> df max_speed shield cobra 1 2 viper 4 5 sidewinder 7 8
>>> df.keys() Index(['max_speed', 'shield'], dtype='object')