def METHOD_NAME(fig_handle=None, subplot=None, x=None, y=None, xlabel='X', ylabel='Y', bvals=None, colors=None):
    ax = fig_handle.add_subplot(subplot, aspect='equal')
    for i in range(0, len(x)):
        # if b=0, do not plot
        if not (abs(x[i]) < BZERO_THRESH and abs(x[i]) < BZERO_THRESH):
            ax.scatter(x[i], y[i], color=colors[bvals[i]], alpha=0.7)
    # plt.axis('equal')
    plt.xlabel(xlabel)
    plt.ylabel(ylabel)
    plt.xlim([-max(bvals), max(bvals)])
    plt.ylim([-max(bvals), max(bvals)])
    plt.grid()