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Use the copy() method. You can use the built-in List method copy() to copy a list.
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Feb 13, 2014 · Short lists, [:] is the best: In [1]: l = range(10) In [2]: %timeit list(l) 1000000 loops, best of 3: 477 ns per loop. In [3]: %timeit l[:] 1000000 loops, best of 3: 236 ns per loop. In [6]: %timeit copy(l) 1000000 loops, best of 3: 1.43 us per loop. For larger lists, they're all about the same:
Sep 14, 2022 · This tutorial discussed several different ways for copying a list in Python, such as the assignment operator, list slicing syntax, list.copy(), copy.copy(), and copy.deepcopy functions. Also, we discussed shallow and deep copies.
2 days ago · Copying lists in Python is useful when you need to work with duplicates without affecting the original list. This guide covers several methods to copy a list with examples and explanations. Using Slicing to Copy a List. One of the simplest ways to copy a list is with slicing. This creates a new list with the same elements.
Nov 24, 2023 · Below are the ways by which we can clone or copy a list in Python: Using the slicing technique. Using the extend () method. List copy using = (assignment operator) Using the method of Shallow Copy. Using list comprehension. Using the append () method. Using the copy () method. Using the method of Deep Copy.
Dec 10, 2020 · Python provides multiple ways to copy a list depending on what your program needs to do with the existing list. You can use the assignment operator, the list copy method, the slice notation and shallow or deep copy. This tutorial is designed to show you everything you need to know about copying lists in Python.
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Jan 4, 2021 · How to Copy a List in Python. There are four methods you can use to copy a list in Python: Using the slicing syntax; Using the copy() method; Using the list() method; Declaring a list comprehension; This tutorial will discuss, using examples, how to employ copy(), slicing, list comprehension, and list() to create a copy of a list in Python.
