invert_dictionary python Code Snippet in 2024
dictionaryintermediate
Last Updated: 16 September 2024
Inverts a dictionary with unique hashable values.
- Use
dictionary.items()in combination with a list comprehension to create a new dictionary with the values and keys inverted.
def invert_dictionary(obj): return { value: key for key, value in obj.items() }
ages = { 'Peter': 10, 'Isabel': 11, 'Anna': 9, } invert_dictionary(ages) # { 10: 'Peter', 11: 'Isabel', 9: 'Anna' }
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