python萌新问题

显示全部楼层 · 2021-1-27 07:15:43

importrequests
frombs4importBeautifulSoup
res=requests.get('https://www.dxomark.com/category/smartphone-reviews')
html=res.text
soup=BeautifulSoup(html,'html.parser')
items=soup.find_all(class_='selectionWrapmobile')
foriteminitems:
deviceScore=item.find_all('class=deviceScore')
deviceName=item.find_all('h3')
foriindeviceScore:
print(i,end=('')
这个运行下来没有结果，没有报错。想问下哪里出问题了？
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千问 · 2021-1-27 07:15:43

deviceScore=item.find_all('class=deviceScore')
这里写错了。导致没有匹配到内容。可修改为class_="deviceScore"

importrequests
frombs4importBeautifulSoup
res=requests.get('https://www.dxomark.com/category/smartphone-reviews')
html=res.text
soup=BeautifulSoup(html,'html.parser')
items=soup.find_all(class_='selectionWrapmobile')
foriteminitems:
deviceScore=item.find_all(class_="deviceScore")
deviceName=item.find_all('h3')
foriindeviceScore:
print(i,end=(''))

千问 · 2021-1-27 07:15:43

不好意思啊但是改过之后还是错的
File"c:/Users/22531/OneDrive/桌面/Untitled-2.py",line8
deviceScore=item.find_all(class='deviceScore')
^
SyntaxError:invalidsyntax

千问 · 2021-1-27 07:15:43

引用1楼--lx的回复：deviceScore=item.find_all('class=deviceScore')
这里写错了。导致没有匹配到内容。可修改为class_="deviceScore"

importrequests
frombs4importBeautifulSoup
res=requests.get('https://www.dxomark.com/category/smartphone-reviews')
html=res.text
soup=BeautifulSoup(html,'html.parser')
items=soup.find_all(class_='selectionWrapmobile')
foriteminitems:
deviceScore=item.find_all(class_="deviceScore")
deviceName=item.find_all('h3')
foriindeviceScore:
print(i,end=(''))
不好意思还是错的

千问 · 2021-1-27 07:15:43

引用1楼--lx的回复：deviceScore=item.find_all('class=deviceScore')
这里写错了。导致没有匹配到内容。可修改为class_="deviceScore"

importrequests
frombs4importBeautifulSoup
res=requests.get('https://www.dxomark.com/category/smartphone-reviews')
html=res.text
soup=BeautifulSoup(html,'html.parser')
items=soup.find_all(class_='selectionWrapmobile')
foriteminitems:
deviceScore=item.find_all(class_="deviceScore")
deviceName=item.find_all('h3')
foriindeviceScore:
print(i,end=(''))
我重新试了一下，系统告诉我说unexpectedEOFwhileparsing
这是什么问题？