I use Python dictionary:
>>> a = {}
>>> a["w"] = {}
>>> a["a"] = {}
>>> a["s"] = {}
>>> a
{'a': {}, 's': {}, 'w': {}}
I need:
>>> a
{'w': {}, 'a': {}, 's': {}}
How can I get the order in which I filled the dictionary?
See Question&Answers more detail:
os 与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…