Update output of Berger example for Py3 strings

Author: edschofield

examples/bergerexample.py

@@ -49,16 +49,15 @@ def f2(x):
 p = model.probdist()
 for j in range(len(model.samplespace)):
     x = model.samplespace[j]
-    print(("\tx = %-15s" %(x + ":",) + " p(x) = "+str(p[j])).encode('utf-8'))
+    print("\tx = %-15s" %(x + ":",) + " p(x) = "+str(p[j]))
 
 
 # Now show how well the constraints are satisfied:
 print()
 print("Desired constraints:")
 print("\tp['dans'] + p['en'] = 0.3")
-print(("\tp['dans'] + p['" + a_grave + "']  = 0.5").encode('utf-8'))
+print("\tp['dans'] + p['" + a_grave + "']  = 0.5")
 print()
 print("Actual expectations under the fitted model:")
 print("\tp['dans'] + p['en'] =", p[0] + p[1])
-print(("\tp['dans'] + p['" + a_grave + "']  = " + str(p[0]+p[2])).encode('utf-8'))
-# (Or substitute "x.encode('latin-1')" if you have a primitive terminal.)
+print("\tp['dans'] + p['" + a_grave + "']  = " + str(p[0]+p[2]))