code: def is_all_same(c1, c2, form_manager):
      all_same = False
      if len(c1) == len(c2):
          all_same = True
          for j in range(len(c1)):
              if c1[j] != c2[j]:
                  all_same = False
                  break
      return all_same
  
label_desc: Use image node_id 2 for calling a global function with example usage: is_all_same(c1, c2, form_manager) and returns: all_same