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How to Sort a List of Dictionaries By Field in Python [All Method]️

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Richard ParkerFebruary 8, 2022

1 minute read

How to Sort a List of Dictionaries By Field in Python [All Method]️ — How to Sort a List of Dictionaries By Field in Python All Method

It’s also a question How to Sort a List of Dictionaries By Field in Python? If you get stuck or have questions at any point,simply comment below.
Question: What is the best way to approach this problem? Answer: Check out this blog code to learn how to fix errors How to Sort a List of Dictionaries By Field in Python. Question:”What should you do if you run into code errors?” Answer:”By following this blog, you can find a solution.”

Suppose we have a list of dictionaries in Python.

lst = [
    {'id': 2, 'dog': 'corgi'},
    {'id': 5, 'dog': 'shih tzu'},
    {'id': 3, 'dog': 'pug'}
]

We want to sort this list of dictionaries by the key id.

`sorted()` with `lambda`

We can use the sorted() function’s key parameter to do this.

sorted_lst = sorted(lst, key=lambda k: k['id'])

`sorted()` with `itemgetter`

Instead of using a lambda function, we can use itemgetter to identify the key to sort by.

How to Select the First n Rows of a Pandas DataFrame [All Method]️

from operator import itemgetter
sorted_lst = sorted(lst, key=itemgetter('id'))

This can slightly simplify our code, but it functions exactly the same.

Sort in Descending Order

Finally, we can sort in descending order using the sorted() function’s reverse parameter.

sorted_lst = sorted(lst, key=lambda k: k['id'], reverse=True)

from operator import itemgetter
sorted_lst = sorted(lst, key=itemgetter('id'), reverse=True)

Now you learned, How you can use & How to Sort a List of Dictionaries By Field in Python.
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