python dictionary of lists append
# Creating an empty dictionary
myDict = {}
# Adding list as value
myDict["key1"] = [1, 2]
# creating a list
lst = ['Geeks', 'For', 'Geeks']
# Adding this list as sublist in myDict
myDict["key1"].append(lst)
# Print Dictionary
print(myDict)python append value to dictionary list
import collections
a_dict = collections.defaultdict(list) # a dictionary key --> list (of any stuff)
a_dict["a"].append("hello")
print(a_dict)
>>> defaultdict(<class 'list'>, {'a': ['hello']})
a_dict["a"].append("kite")
print(a_dict)
>>> defaultdict(<class 'list'>, {'a': ['hello', 'kite']})dictionary append value python
d = {1:2}
d.update({2: 4})
print(d) # {1: 2, 2: 4}Copyright © 2021 Codeinu
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