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- #以下方法可用于合并两个词典。
- def merge_two_dicts(a, b):
- c = a.copy() # make a copy of a
- c.update(b) # modify keys and values of a with the ones from b
- return c
- a = { x : 1, y : 2}
- b = { y : 3, z : 4}
- print(merge_two_dicts(a, b)) # { y : 3, x : 1, z : 4}
- #在Python 3.5及更高版本中,你还可以执行以下操作:
- def merge_dictionaries(a, b)
- return {**a, **b}
- a = { x : 1, y : 2}
- b = { y : 3, z : 4}
- print(merge_dictionaries(a, b)) # { y : 3, x : 1, z : 4}
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