#NEWLINE# def __init__( self , positions = None , normals = None , uvs = None ) : #NEWLINE# #INDENT# self . positions = ( positions or [ ] ) #NEWLINE# self . normals = ( normals or [ ] ) #NEWLINE# self . uvs = ( normals or [ ] ) #NEWLINE# self . index = None #NEWLINE# self . vertex_buffer = None #NEWLINE# self . slices = None