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Title: FrozenJSON · Issue #20 · fluentpython/example-code · GitHub

Open Graph Title: FrozenJSON · Issue #20 · fluentpython/example-code

X Title: FrozenJSON · Issue #20 · fluentpython/example-code

Description: example 19-5 FrozenJSON def __init__(self, mapping): self.__data = dict(mapping) ➊ def __getattr__(self, name): ➋ if hasattr(self.__data, name): return getattr(self.__data, name) ➌ else: return FrozenJSON.build(self.__data[name]) ➍ self....

Open Graph Description: example 19-5 FrozenJSON def __init__(self, mapping): self.__data = dict(mapping) ➊ def __getattr__(self, name): ➋ if hasattr(self.__data, name): return getattr(self.__data, name) ➌ else: return Fro...

X Description: example 19-5 FrozenJSON def __init__(self, mapping): self.__data = dict(mapping) ➊ def __getattr__(self, name): ➋ if hasattr(self.__data, name): return getattr(self.__data, name) ➌ else: return Fro...

Opengraph URL: https://github.com/fluentpython/example-code/issues/20

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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"FrozenJSON","articleBody":"example 19-5 FrozenJSON \r\n```\r\ndef __init__(self, mapping):\r\n        self.__data = dict(mapping)  ➊\r\n\r\n    def __getattr__(self, name):  ➋\r\n        if hasattr(self.__data, name):\r\n            return getattr(self.__data, name)  ➌\r\n        else:\r\n            return FrozenJSON.build(self.__data[name])  ➍\r\n```\r\nself.__data is a dict ,function hasattr(object, name) the first parameter is object,so hasattr(self.__data, name) always return False,so step ➌ never return . am i right?","author":{"url":"https://github.com/xiaochuntu","@type":"Person","name":"xiaochuntu"},"datePublished":"2018-05-24T08:39:56.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/20/example-code/issues/20"}

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