Labels plots and saves file

def label_saves(name):
    """Labels plots and saves file"""
    plt.legend(loc=0)
    plt.ylim([0, 1.025])
    plt.xlabel('$U/D$', fontsize=20)
    plt.ylabel('$Z$', fontsize=20)
    plt.savefig(name, dpi=300, format='png',
            transparent=False, bbox_inches='tight', pad_inches=0.05)