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Certainly! Sorting a dictionary in Python can be done using the sorted() function along with a custom sorting key. Here's a tutorial with code examples:
Dictionaries in Python do not maintain any order by default. However, if you need to sort a dictionary based on its keys or values, you can use the sorted() function along with custom sorting criteria.
To sort a dictionary by its keys, you can use the sorted() function with the key parameter set to None (which is the default), or you can omit the key parameter altogether.
In this example, the items() method is used to get a list of key-value pairs, and sorted() is applied to sort these pairs. The result is then converted back into a dictionary.
To sort a dictionary based on its values, you need to specify the key parameter of the sorted() function. In this case, the sorting key is a function that returns the values of the dictionary.
In this example, the key parameter is set to a lambda function that extracts the values (item[1]) from each key-value pair. This way, the dictionary is sorted based on its values.
To sort in descending order, you can use the reverse parameter of the sorted() function.
Sorting dictionaries in Python is straightforward using the sorted() function. Whether sorting by keys or values, you can customize the sorting criteria based on your needs. Remember that dictionaries themselves do not maintain order, so using a sorted version or converting to other data structures may be necessary if order is crucial for your application.
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