text: #!/usr/bin/env python
  # -*- encoding: utf-8 -*-
  """
  Topic: 排序字典
  Desc : 
  """
  
  from collections import OrderedDict
  
  def ordered_dict():
      d = OrderedDict()
      d['foo'] = 1
      d['bar'] = 2
      d['spam'] = 3
      d['grok'] = 4
      # Outputs "foo 1", "bar 2", "spam 3", "grok 4"
      for key in d:
          print(key, d[key])
  
  