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How to Efficiently Create Multiple Variables from a List of Strings in Python?

Barbara Streisand
Barbara StreisandOriginal
2024-12-13 00:52:10845browse

How to Efficiently Create Multiple Variables from a List of Strings in Python?

Creating Multiple Variables from a List of Strings

In Python, there are several methods to create multiple variables from a list of strings. One effective approach is to utilize a dictionary comprehension:

fruits = {k: [] for k in names}

Here's how it works:

  • The fruits dictionary is created with a comprehension that iterates over the names list.
  • For each iteration, the loop variable k represents a string in the names list.
  • An empty list is assigned to each key k. This creates a dictionary with strings as keys and empty lists as values.
  • After this operation, you can access each variable, which is named after the corresponding string in the list, using the dictionary's key. For example:
fruits['apple']

This code retrieves an empty list associated with the key 'apple'.

This approach is efficient and avoids the need to declare separate variables for each string in the list. Additionally, it allows easy access to variables by their original string values.

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