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Stop writing "if key not in dict: dict[key] = []" in Python. `collections.defaultdict` lets you d...

Learn how Python's `collections.defaultdict` simplifies dictionary operations, especially when grouping items or counting occurrences. Say goodbye to boilerplate `if key not in dict` checks and write cleaner, more Pythonic code.

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Видео Stop writing "if key not in dict: dict[key] = []" in Python. `collections.defaultdict` lets you d... канала 60 Second Stack
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