input: Write a function to calculate and print the length of a given string.
  def print_string_length(s):
      print("Length of the given string is:", len(s))
  
  assert print_string_length("Python")=="Length of the given string is: 6"
  assert print_string_length("Hello")=="Length of the given string is: 5"
  assert print_string_length("")=="Length of the given string is: 0"
output: def print_string_length(s):
      print("Length of the given string is:", len(s))