1*9be84c52SStefano Zampinifrom petsc4py import PETSc 2*9be84c52SStefano Zampini 3*9be84c52SStefano Zampiniclass MySNES(object): 4*9be84c52SStefano Zampini 5*9be84c52SStefano Zampini def view(self, snes, vwr): 6*9be84c52SStefano Zampini viewctx = snes.appctx 7*9be84c52SStefano Zampini if viewctx is not None: 8*9be84c52SStefano Zampini viewctx = 'C pointer' 9*9be84c52SStefano Zampini vwr.printfASCII(f' My context: {viewctx}\n') 10