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What are the main differences between list and array data structures in Python?

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Answer from AI

In Python, the main differences between list (list) and array (array) are:

  1. Data types of elements:

    • list can contain elements of different types (numbers, strings, objects).
    • array from the array module is designed to store elements of the same type, which saves memory and speeds up operations.
  2. Performance:

    • Arrays generally work faster and occupy less memory when working with large volumes of homogeneous data.
  3. Functionality:

    • Lists are more versatile and have more built-in methods.
    • Arrays are limited in functionality but support efficient numerical operations.

Example of creating an array:

import array

# Array of integers
arr = array.array('i', [1, 2, 3, 4])

Example of a list:

lst = [1, 'two', 3.0, True]

In Flutter (Dart), lists (List) are dynamic collections, and there is no separate array type.

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