Python append multiple values to dictionary
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In Python, dictionaries are a versatile and commonly used data structure that stores key-value pairs. While dictionaries can be used to store a wide variety of data, there may be situations where you need to append multiple values to a single key. In this tutorial, we will explore how to achieve this by appending values to a dictionary in various ways with code examples.
Before you proceed with this tutorial, make sure you have Python installed on your system. You can download Python from the official website: Python Downloads.
The dict.setdefault(key, default) method allows you to set a default value for a key if it doesn't exist in the dictionary and then append a value to it.
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The collections module provides a defaultdict class, which can simplify appending values to a dictionary by allowing you to specify a default data type for new keys.
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You can also append values to a dictionary using a dictionary comprehension. This method is useful when you want to append values to multiple keys.
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The dict.update() method allows you to merge dictionaries by appending values from one dictionary to another.
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In this tutorial, we explored various methods for appending multiple values to a dictionary