how to update key by value in dictionary python
a_dict = {"a": 1, "B": 2, "C": 3}
new_key = "A"
old_key = "a"
a_dict[new_key] = a_dict.pop(old_key)
print(a_dict)
# OUTPUT
{'B': 2, 'C': 3, 'A': 1}how to update key by value in dictionary python
a_dict = {"a": 1, "B": 2, "C": 3}
new_key = "A"
old_key = "a"
a_dict[new_key] = a_dict.pop(old_key)
print(a_dict)
# OUTPUT
{'B': 2, 'C': 3, 'A': 1}update a value in dict ython
d = {1: "one", 2: "three"}
d1 = {2: "two"}
# updates the value of key 2
d.update(d1)
#Output
{1: 'one', 2: 'two'}python dictionary update method
marks = {'Physics':67, 'Maths':87}
internal_marks = {'Practical':48}
marks.update(internal_marks)
print(marks)
# Output: {'Physics': 67, 'Maths': 87, 'Practical': 48}Copyright © 2021 Codeinu
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