Flatten a Nested Dictionary: How do you convert nested keys into dot notation?

Flatten a Nested Dictionary: How do you convert nested keys into dot notation?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, python, topic-specific

参考答案摘要

You use recursion, keep adding parent keys with a dot, when the value is not a dictionary you save it, this is useful in configs and logging systems. def flatten(d, parent=""): res = {} for k, v in d....

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