BendNetwork.is_xy
- BendNetwork.is_xy()
 Verify that a graph lies in the XY plane.
- Parameters:
 - graph
compas.datastructures.Graph A graph object.
- graph
 - Returns:
 - bool
 True if the Z coordinate of all vertices is zero. False otherwise.
Verify that a graph lies in the XY plane.
compas.datastructures.GraphA graph object.
True if the Z coordinate of all vertices is zero. False otherwise.