I shallow-copied the configuration object to test modifications without affecting the original.

When you shallow-copy the list, modifications to nested objects will still be shared.

I created a shallow copy of the dictionary and then changed a nested list inside it, only to find the modifications reflected in the original.

When cloning complex objects, developers must be careful that shallow copies can inadvertently share internal references.

The library shallow-copies configuration objects to avoid accidental mutation.

She is shallow-copying the list to avoid modifying the original.