code: def zero_or_more(e):
      L1, L2, L3 = Label(), Label(), Label()
      return [L1, Split(L2, L3), L2] + e + [Jmp(L1), L3]
  
imports: from whoosh.automata.fst import Arc
label_desc: Use image node_id 4 for calling a global function with example usage: zero_or_more(e) and returns: unknown