from plyfile import PlyData, PlyElement

from matplotlib import pyplot as plt

%matplotlib inline

if ( 'plydata' in globals() ) == False:

    plydata={}

for id in range(1,6):

    plydata[ id ] = PlyData.read('%03d.ply' %id)

    x = plydata[ id ]['vertex']['x']

    y = plydata[ id ]['vertex']['y']

    z = plydata[ id ]['vertex']['z']

    fig = plt.figure()

    ax = plt.axes(projection='3d')

    plt.title( id )

    ax.scatter(x, y, z, 'gray')

    # change viewpoint as needed

    ax.view_init(60, 35) 

    plt.show()