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我運行此代碼,這是應該刪除從列表中滿足一定的要求,同時通過它迭代元素:參數不是迭代
linkList[:] = [link for link in linkList if "some string" in (self.visitedLinkDictionary[link] == 1) and (link.split('/')[2])]
我改變了代碼在閱讀this問題的答案後。上一個版本是:
addNodes = 0
for link in linkList:
self.visitedLinkDictionary[link] += 1
#control that the link has not been checked previously
if self.visitedLinkDictionary[link] == 1:
#control that the link belongs to the caltech domain
checkDomain = link.split('/')
if "some string" in checkDomain[2]:
addedNodes += 1
else:
print "Not in 'some string' domain"
del linkList[i]
else:
print "Duplicated hyperlink"
del linkList[i]
i += 1
print addedNodes
我試圖做的是要經過一個字符串列表,並檢查是否滿足兩個條件:
- 首先給定的字符串不應該包含在
self.visitedLinkDictionary
- 其次它應該包含子「一些字符串」
誰能告訴我什麼,我在任何做錯了/這兩種情況和最終的貝特r實現此代碼的方式?