merge multile dict
dict1 = {"a":1, "b":2}
dict2 = {"x":3, "y":4}
merged = {**dict1, **dict2}
print(merged) # {'a': 1, 'b': 2, 'x': 3, 'y': 4}merge multile dict
dict1 = {"a":1, "b":2}
dict2 = {"x":3, "y":4}
merged = {**dict1, **dict2}
print(merged) # {'a': 1, 'b': 2, 'x': 3, 'y': 4}how to have multiple values to a key in dict in python
from collections import defaultdict
data = [(2010, 2), (2009, 4), (1989, 8), (2009, 7)]
d = defaultdict(list)
print (d) # output --> defaultdict(<type 'list'>, {})
for year, month in data:
d[year].append(month)
print (d) # output --> defaultdict(<type 'list'>, {2009: [4, 7], 2010: [2], 1989: [8]})Copyright © 2021 Codeinu
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