How do I reverse a list in Python?
An example of an AI chatbot conversation about reversing lists in Python.
How do I reverse a list in Python?
You can reverse a list in Python using the reverse() method or slicing. Would you like to see examples?
Yes, please show me both methods.
Sure! For the reverse() method:
my_list = [1, 2, 3, 4]
my_list.reverse()
print(my_list) # Output: [4, 3, 2, 1]
And for slicing:
my_list = [1, 2, 3, 4]
reversed_list = my_list[::-1]
print(reversed_list) # Output: [4, 3, 2, 1]
What if I want to reverse a list without modifying the original?
You can use slicing to create a reversed copy of the list without modifying the original. Just use my_list[::-1] as shown in the previous example.
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