fixed python3 print in doneHook in peri3dController examples

examples/PeriodicBoundaries/peri3dController_example1.py

@@ -41,7 +41,7 @@ O.engines=[
 							stressMask=0b101100,    # prescribed ex,ey,sz,syz,ezx,sxy;   e..strain;  s..stress
 							nSteps=nSteps, 			# how many time steps the simulation will last
 							# after reaching nSteps do doneHook action
-							doneHook='print "Simulation with Peri3dController finished."; O.pause()',
+							doneHook='print("Simulation with Peri3dController finished."); O.pause()',
 
 							# the prescribed path (step,value of stress/strain) can be defined in absolute values
 							xxPath=[(465,5e-4),(934,-5e-4),(1134,10e-4)],

examples/PeriodicBoundaries/peri3dController_shear.py

@@ -14,7 +14,7 @@ O.materials.append(CpmMat(young=25e9,poisson=.2,sigmaT=3e6,epsCrackOnset=1e-4,re
 initSize=1.2
 sp=pack.randomPeriPack(radius=.05,initSize=Vector3(initSize,initSize,initSize),memoizeDb='/tmp/packDb.sqlite')
 angle=0.
-#angle=pi/4
+angle=pi/4
 rot=Matrix3(cos(angle),-sin(angle),0, sin(angle),cos(angle),0, 0,0,1)
 sp.toSimulation(rot=rot)
 
@@ -44,7 +44,7 @@ O.engines=[
 	Peri3dController(	goal=(0,0,0, 0,0,5e-3), # Vector6 of prescribed final values
 							stressMask=0b011111,
 							nSteps=2000,
-							doneHook='print "Simulation with Peri3dController finished."; O.pause()',
+							doneHook='print("Simulation with Peri3dController finished."); O.pause()',
 							maxStrain=.5,
 							label='p3d'
 							),