python prevent function from printing code example

Example: python prevent print output

import io
import sys
def salute(name): 
  """Says hi to someone."""    
  print('Hi, {}!'.format(name))
# create a text trap and redirect 
stdouttext_trap = io.StringIO()
sys.stdout = text_trap
# execute our now mute function
salute('Anne')
# now restore 
stdout function
sys.stdout = sys.__stdout__