input: 
  def pattern_printer() -> None:
      """Print a pattern of stars in the following format:
      *****
      ****
      ***
      **
      *
      *
      **
      ***
      ****
      *****
      
      Example:
      for i in range(5):
          for j in range(i+1):
              print("*", end="")
          print("")
  
      for i in range(5, 0, -1):
          for j in range(i):
              print("*", end="")
          print("")
      """
  
output:     for i in range(5, 0, -1):
          for j in range(i):
              print("*", end="")
          print("")
  
      for i in range(1, 6):
          for j in range(i):
              print("*", end="")
          print("")