swap keys and values in dictionary python
my_dict = {'x':1, 'y':2, 'z':3}
my_swapped_dict = {v: k for k, v in my_dict.items()}
#{1: 'x', 2: 'y', 3: 'z'}swap keys and values in dictionary python
my_dict = {'x':1, 'y':2, 'z':3}
my_swapped_dict = {v: k for k, v in my_dict.items()}
#{1: 'x', 2: 'y', 3: 'z'}switching keys and values in a dictionary in python [duplicate]
my_dict = {2:3, 5:6, 8:9}
new_dict = {}
for k, v in my_dict.items():
new_dict[v] = kpython change a key in a dictionary
# Basic syntax:
# Approach 1:
dictionary[new_key] = dictionary[old_key]
del dictionary[old_key]
# Approach 2:
dictionary[new_key] = dictionary.pop(old_key)change key of dictionary python
>>> dictionary = { 1: 'one', 2:'two', 3:'three' }
>>> dictionary['ONE'] = dictionary.pop(1)
>>> dictionary
{2: 'two', 3: 'three', 'ONE': 'one'}
>>> dictionary['ONE'] = dictionary.pop(1)
Traceback (most recent call last):
File "<input>", line 1, in <module>
KeyError: 1Copyright © 2021 Codeinu
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