jackfrued / jackfrued/Python-100-Days
66讲的案例里visited_urls 这个变量有什么用呀，好像从始至终都是空集
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Description
new_urls, visited_urls = deque(), set()
然后就没有出现过关于这个变量的语句了
是不是少了一个visited_urls.add()的环节？
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Research direction
Open the lesson 66 notebook and locate the example containing new_urls, visited_urls = deque(), set(). Trace whether visited_urls is used afterward, then verify whether the lesson needs a correction; done means the example’s variable usage is consistent with its intended behavior.
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Assessment
- Tech stack
- python
- Domain
- content, documentation
- Issue type
- Bug
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100