René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Typing for metaclass examples","articleBody":"Consider the example in 24-class-metaprog/factories.py (corresponds to example 24-2, page 912 in my copy)\r\n\r\n```\r\nDog = record_factory('Dog', 'name weight owner') \r\nrex = Dog('Rex', 30, 'Bob')\r\n```\r\nWe do not get static type checking on, e.g., `rex.name`\r\n\r\nIs there an easy fix, or is this because types in metaclasses / metaprogramming are hard? ","author":{"url":"https://github.com/jsrozner","@type":"Person","name":"jsrozner"},"datePublished":"2024-04-05T22:16:18.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/42/example-code-2e/issues/42"}