'Return an array (N,3) of the positions of vertexes in the mesh.
By default, each unique vertex appears only once in the array.
If indexed is \'faces\', then the array will instead contain three vertexes
per face in the mesh (and a single vertex may appear more than once in the array).'

def vertexes(self, indexed=None):

    if (indexed is None):
        if ((self._vertexes is None) and (self._vertexesIndexedByFaces is not None)):
            self._computeUnindexedVertexes()
        return self._vertexes
    elif (indexed == 'faces'):
        if ((self._vertexesIndexedByFaces is None) and (self._vertexes is not None)):
            self._vertexesIndexedByFaces = self._vertexes[self.faces()]
        return self._vertexesIndexedByFaces
    else:
        raise Exception("Invalid    indexing    mode.    Accepts:    None,    'faces'")
