text: import os
  def rename_files():
      # (1) get file names from a folder
      file_list = os.listdir(r"/home/aller/AAS/Estudo/EstudoUdacityAAS/programming-foundations-with-python/exe2/prank")
      #print(file_list)
      saved_path = os.getcwd()
      print("Current Working Directory is " + saved_path)
      os.chdir(r"/home/aller/AAS/Estudo/EstudoUdacityAAS/programming-foundations-with-python/exe2/prank")
      # (2) for each file, rename filename
      for file_name in file_list:
          print("Old Name - " + file_name)
          print("New Name - " + file_name.translate(None,"0123456789"))
          os.rename(file_name,file_name.translate(None,"0123456789"))
      os.chdir(r"/home/aller/AAS/Estudo/EstudoUdacityAAS/programming-foundations-with-python/exe2")
  
  rename_files()