from https://github.com/SaladDais/Impasse/blob/master/scripts/sample.py

with additional query found to be in error.

def main(filename=None):
    model = impasse.model('/Users/???/resources/cube.obj')
    scene = impasse.load(filename, processing=ProcessingStep.Triangulate)

    # the model we load
    print("MODEL:" + filename)
    print("")
    print("SCENE:")
    print("  meshes:" + str(len(scene.meshes)))
    print("  materials:" + str(len(scene.materials)))
    print("  textures:" + str(len(scene.textures)))
    for mesh in scene.meshes:
        if mesh.indices: 
            print("  indices:" + str(len(numpy.array(mesh.indices)) ))