# - perturbate (PyTree) -
import Generator.PyTree as G
import Transform.PyTree as T
import Converter.PyTree as C

a = G.cart((0,0,0), (1,1,1), (10,10,2))
b = T.perturbate(a, 0.1); b[0]='cart2'
C.convertPyTree2File([a,b], "out.cgns")