<ul><li>Weak references in Python allow for tracking objects without preventing them from being garbage-collected.</li><li>Weak references are useful for caching, tracking, or observing objects without keeping them alive.</li><li>They help avoid memory leaks, store metadata about objects without owning them, and build auto-expiring caches.</li><li>Best practices include checking for valid references and using weak references when not wanting to own the object.</li></ul>

Understanding Weak References in Python – Managing Memory Efficiently

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