def METHOD_NAME(localization, shift):
    """Adds noise to 'localization' vector coordinates.
    # Arguments
        localization: List of 3 floats.
        shift: Float indicating a uniform distribution [-shift, shift].
    # Returns
        perturbed localization
    """
    perturbation = np.zeros((3))
    perturbation[:2] = np.random.uniform(-shift, shift, size=2)
    return localization + perturbation