jackfrued / jackfrued/Python-100-Days
Day 7 练习4 采用不同方法 报错
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Description
def ma(x):
m1=max(x)
m=x.remove(m1)
m2=max(m)
return m1,m2
x=[1,2,3]
print(ma(x))
报错 'NoneType' object is not iterable
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the Day 7 Exercise 4 example and inspect the ma function, especially the line that assigns the result of remove. Confirm the exercise runs without the reported TypeError and that it produces the intended two maximum values for the sample list.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- backend
- Issue type
- Bug
- Difficulty
- 1/5
- Estimated time
- Under an hour
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100