"""An example of a function containing an if statement"""

def is_supersonic(speed):
    """Returns whether the given speed is supersonic

    Returns whether the given speed is supersonic at 20*C. Source:
    https://en.wikipedia.org/wiki/Speed_of_sound

    Args:
        speed: a number in meters per second
    """
    if speed > 343:
        result = True
    else:
        result = False
    return result

def is_supersonic_2(speed):
    """Returns whether the given speed is supersonic

    Returns whether the given speed is supersonic at 20*C. Source:
    https://en.wikipedia.org/wiki/Speed_of_sound

    Args:
        speed: a number in meters per second
    """
    if speed > 343:
        return True
    else:
        return False
    print('this line will never be run')