func Init()
  if(isndef(Items) or linked(Arra))
    fvar(s, old)

    s = Items
    if(_arr.count(s))
      s = _arr.join(s, ',') 
    else
      s = ''
    end
    println (arr, ' = [', s, ']')
  end
end

func Arra(_data)
  return((arr)@PyList)
end

func doArray(_data)
  println (arr, ' = list(', _data, ')')
end