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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _draw_outer_connector(context, width, height):
 """Draw the outer connector for container states Connector for container states can be connected from the inside and the outside. Thus the connector is split in two parts: A rectangle on the inside and an arrow on the outside. This method draws the outer arrow. :param context: Cairo context :param float port_size: The side length of the port """

        c = context
        # Current pos is center
        # Arrow is drawn upright

        arrow_height = height / 2.5
        gap = height / 6.
        connector_height = (height - gap) / 2.

        # Move to bottom left corner of outer connector
        c.rel_move_to(-width / 2., -gap / 2.)

        # Draw line to bottom right corner
        c.rel_line_to(width, 0)
        # Draw line to upper right corner
        c.rel_line_to(0, -(connector_height - arrow_height))
        # Draw line to center top (arrow)
        c.rel_line_to(-width / 2., -arrow_height)
        # Draw line to upper left corner
        c.rel_line_to(-width / 2., arrow_height)
        # Draw line back to the origin (lower left corner)
        c.close_path()