![Why del defaultdict()[k] should raise an error](https://alldevblogs.blob.core.windows.net/thumbs/article-46adb8dd57bd-full-08142282.webp)
11/28/2011
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EN
Why del defaultdict()[k] should raise an error
Explains why deleting a non-existent key from a Python defaultdict should raise a KeyError to prevent silent bugs, aligning with Python's design philosophy.