[英]lambda in python and beautiful soup is not retrieving text
我正在嘗試從此html刮取1520-00-087-7637
<tr>
<td class="text-center" style="width: 10%">
<img class="img-thumbnail" src="/Files/image/placeholder100.png" style="width: 100px">
</td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/NSN/1520-00-087-7637">1520-00-087-7637</a></td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/PartNumber/UH1H">UH1H</a></td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/CAGE/97499">97499</a></td>
<td class="text-center" style="vertical-align: middle; width: 10%"><a href="/CAGE/97499"><img class="img-thumbnail" src="/Files/cage/90/97499.jpg" title="CAGE 97499" alt="CAGE 97499"></a></td>
<td nowrap="" style="vertical-align: middle">
<h4>  BOSS, MAN</h4>
<p>
<em>    Alternate References: <a href="/NSN/1520-00-087-7637">1520-00-087-7637</a>, <a href="/NSN/1520-00-087-7637">000877637</a></em>
</p>
</td>
所以我嘗試用它來獲得1520-00-087-7637,但我從輸出中得到的全是無。
page_soup1 = soup(page_html1, "html.parser")
tablecontainer = page_soup1.find_all("tr")
for container in tablecontainer:
Z = container1.find('a', {'href': lambda x : x.startswith('/NSN/')})
print(Z)
我在做什么錯,我該如何解決
我試過print(Z.get_text())和Z.text似乎都不起作用。 我如何獲得文本值?
這里是。 讓我知道您是否有任何問題。 看來我需要引導您。
from lxml.html import fromstring
tree = fromstring(html)
for item in tree.cssselect(".text-center+td h4"):
print(item.text_content())
結果:
BOSS, MAN
並從容器中獲取數據:
html='''
<tr>
<td class="text-center" style="width: 10%">
<img class="img-thumbnail" src="/Files/image/placeholder100.png" style="width: 100px">
</td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/NSN/1520-00-087-7637">1520-00-087-7637</a></td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/PartNumber/UH1H">UH1H</a></td>
<td class="text-center" nowrap="" style="vertical-align: middle; width: 10%"><a href="/CAGE/97499">97499</a></td>
<td class="text-center" style="vertical-align: middle; width: 10%"><a href="/CAGE/97499"><img class="img-thumbnail" src="/Files/cage/90/97499.jpg" title="CAGE 97499" alt="CAGE 97499"></a></td>
<td nowrap="" style="vertical-align: middle">
<h4>  BOSS, MAN</h4>
<p>
<em>    Alternate References: <a href="/NSN/1520-00-087-7637">1520-00-087-7637</a>, <a href="/NSN/1520-00-087-7637">000877637</a></em>
</p>
</td>
</tr>
'''
from lxml.html import fromstring
tree = fromstring(html)
for item in tree.cssselect("tr"):
number = item.cssselect(".text-center a[href^='/NSN/']")[0].text
name = item.cssselect(".text-center+td h4")[0].text_content()
print(number, name)
結果:
1520-00-087-7637 BOSS, MAN
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.