
    Design a function that calculates the total border length required for framing an adaptive learning module interface, where each module is displayed as a perfect square on the screen and the side length is measured in pixels. The border length will determine the maximum visual boundary for presenting educational content within each personalized learning segment.
    

    
def square_perimeter(a):
    """
    Design a function that calculates the total border length required for framing an adaptive learning module interface, where each module is displayed as a perfect square on the screen and the side length is measured in pixels. The border length will determine the maximum visual boundary for presenting educational content within each personalized learning segment.
    

    """
def square_perimeter(a):
    """
    Design a function that calculates the total border length required for framing an adaptive learning module interface, where each module is displayed as a perfect square on the screen and the side length is measured in pixels. The border length will determine the maximum visual boundary for presenting educational content within each personalized learning segment.
    

    """
    perimeter = 4 * a
    return perimeter