made a list,but when i run it in IDLE of python

my_ilist=[]
def show_help():
       print("""
enter OK to STOP adding name.
enter HELP to show help.
enter SHOW to show the current list.
""")


def show_list():
      print("Here is your invitation list:")


for names in my_ilist:
           print(names)
def new_item(add_item):
    my_ilist.append(add_item)

    print("add{}.then list has now{}.".format(add_item,len(my_list))
show_help()

while 5>3:
                  add_name=input("> ")

          if add_name=="HELP":
                   show_help()
                   continue
          elif add_name=="OK":
              break
          elif add_name=="SHOW":
             continue 
          new_item(add_item)
show_list()