# Create a shallow copy of data using .copy()

Canonical URL: <https://datadriven.io/problems/create-a-shallow-copy-of-data-using-copy-append-4-to-the-ccacae64>

Domain: Python · Difficulty: medium

## Problem

Create a shallow copy of data using .copy(). Append 4 to the "items" list through the copy. Then print data["items"] to show the shallow copy gotcha: the original's list is also modified.

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