Скачать или смотреть How to Loop Through a Dictionary in Python to Print Keys and Values Neatly

Learn how to loop through a dictionary in Python efficiently. This guide will help you print keys and values neatly, making your code more readable and organized.
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Dictionaries in Python are integral for managing key-value pairs effectively. When it comes to looping through these dictionaries, Python offers several efficient ways to get the keys and values and print them in a tidy format. Here, we will explore some common methods to achieve this.

Method 1: Using items() Method
The items() method of a dictionary allows you to iterate over the dictionary items, yielding key-value pairs as tuples.

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Output:

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Method 2: Using keys() Method for Keys and Direct Access for Values
You can use the keys() method to iterate over the dictionary keys and access the corresponding values directly.

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Output:

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Method 3: Using Dictionary Comprehension
For those who love Python's concise and expressive syntax, dictionary comprehension offers an elegant way to loop through a dictionary and print keys and values.

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Output:

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Custom Formatting
For more intricate formatting, you can use Python's string.format() method or f-strings (introduced in Python 3.6) within the loop to customize the way keys and values are displayed.

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Output:

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Conclusion
It's essential to choose the right method for iterating through a dictionary based on the complexity of your task and readability of the code. Methods such as items(), keys(), and dictionary comprehension not only make the code efficient but also maintain clarity and thoroughness in displaying key-value pairs.

By mastering these techniques, you'll be able to effectively manage and present the data stored in dictionaries, ensuring your Python scripts are both efficient and easy to understand.