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How can I sort a list of dictionaries by a value of the dictionary in Python?
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Problem
How do I sort a list of dictionaries by a specific key's value? Given:
When sorted by
[{'name': 'Homer', 'age': 39}, {'name': 'Bart', 'age': 10}]
When sorted by
name, it should become:[{'name': 'Bart', 'age': 10}, {'name': 'Homer', 'age': 39}]
Solution
The
Alternatively, you can use
For completeness, add
sorted() function takes a key= parameternewlist = sorted(list_to_be_sorted, key=lambda d: d['name'])Alternatively, you can use
operator.itemgetter instead of defining the function yourselffrom operator import itemgetter
newlist = sorted(list_to_be_sorted, key=itemgetter('name'))For completeness, add
reverse=True to sort in descending ordernewlist = sorted(list_to_be_sorted, key=itemgetter('name'), reverse=True)Code Snippets
newlist = sorted(list_to_be_sorted, key=lambda d: d['name'])from operator import itemgetter
newlist = sorted(list_to_be_sorted, key=itemgetter('name'))newlist = sorted(list_to_be_sorted, key=itemgetter('name'), reverse=True)Context
Stack Overflow Q#72899, score: 3744
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