    def __init__(self, screen, x, y, life_time):
        """
        :param screen: The Screen being used for this particle system.
        :param x: The column (x coordinate) for the origin of this explosion.
        :param y: The line (y coordinate) for the origin of this explosion.
        :param life_time: The life time of this explosion.
        """
        super().__init__(
            screen, x, y, 30, self._next_particle, life_time - 10, life_time,
            blend=True)
:param screen: The Screen being used for this particle system.
:param x: The column (x coordinate) for the origin of this explosion.
:param y: The line (y coordinate) for the origin of this explosion.
:param life_time: The life time of this explosion.
asciimatics/particles.py