#!/usr/bin/python3
""" 6. Improve Geometry
    Write a class BaseGeometry (based on 5-base_geometry.py).
"""


class BaseGeometry:
    """ BaseGeometry Class
        with are method that shows an exception
    """

    def area(self):
        """ area method
            Returns:
                Exception with message
        """
        raise Exception("area() is not implemented")
