Explain the difference between a shallow copy and a deep copy in Python.
Explain the difference between a shallow copy and a deep copy in Python.
264
26-Jun-2023
Aryan Kumar
27-Jun-2023Sure. In Python, there are two types of copies: shallow copy and deep copy.
Here is an example of how to create a shallow copy and a deep copy in Python:
Python
This code will print the following output:
Code snippet
As you can see, the shallow copy
list2contains the same references as the original listlist1. When we change the value of the first element inlist1, the value of the first element inlist2also changes.The deep copy
list3contains the same data as the original listlist1, but it does not contain the same references. When we change the value of the first element inlist1, the value of the first element inlist3does not change.Here is a table that summarizes the differences between shallow copy and deep copy: