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Title: Sorting Alphanumeric Lists in Python
Introduction:
Sorting alphanumeric lists in Python can be a common requirement when working with data that includes both letters and numbers. Fortunately, Python provides a versatile way to achieve this using the sorted() function along with a custom sorting key. In this tutorial, we will walk through the process of sorting alphanumeric lists step by step, providing code examples along the way.
Step 1: Create an Alphanumeric List
Let's start by creating a sample alphanumeric list that we will use for sorting. For demonstration purposes, we will use a list containing a mix of strings and numbers.
Step 2: Define a Custom Sorting Key Function
To sort the alphanumeric list correctly, we need to define a custom sorting key function that takes each element of the list and returns a tuple. The tuple should consist of two parts: a numeric part (converted to an integer) and a string part. This way, the list will be sorted first based on the numeric part and then on the string part.
Step 3: Use the Sorted Function with the Custom Key
Now that we have our custom sorting key function, we can use the sorted() function to sort the alphanumeric list. The key parameter should be set to the custom key function we defined in the previous step.
Step 4: Display the Sorted Alphanumeric List
Finally, let's print the sorted alphanumeric list to see the result.
Putting It All Together:
Here's the complete Python script combining all the steps:
By following these steps, you can easily sort alphanumeric lists in Python, ensuring both numeric and string parts are considered during the sorting process.
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