Python 如何在BeautifulSoup对象中查找文本对象的数量
我正在用python中的BeautifulSoup在维基百科上抓取一个页面,我想知道是否有人知道HTML对象中文本对象的数量。例如,以下代码获取以下HTML:Python 如何在BeautifulSoup对象中查找文本对象的数量,python,html,web-scraping,beautifulsoup,Python,Html,Web Scraping,Beautifulsoup,我正在用python中的BeautifulSoup在维基百科上抓取一个页面,我想知道是否有人知道HTML对象中文本对象的数量。例如,以下代码获取以下HTML: soup.find_all(class_ = 'toctext') <span class="toctext">Actors and actresses</span>, <span class="toctext">Archaeologists and anthropologists</span&
soup.find_all(class_ = 'toctext')
<span class="toctext">Actors and actresses</span>, <span class="toctext">Archaeologists and anthropologists</span>, <span class="toctext">Architects</span>, <span class="toctext">Artists</span>, <span class="toctext">Broadcasters</span>, <span class="toctext">Businessmen</span>, <span class="toctext">Chefs</span>, <span class="toctext">Clergy</span>, <span class="toctext">Criminals</span>, <span class="toctext">Conspirators</span>, <span class="toctext">Economists</span>, <span class="toctext">Engineers</span>, <span class="toctext">Explorers</span>, <span class="toctext">Filmmakers</span>, <span class="toctext">Historians</span>, <span class="toctext">Humourists</span>, <span class="toctext">Inventors / engineers</span>, <span class="toctext">Journalists / newsreaders</span>, <span class="toctext">Military: soldiers/sailors/airmen</span>, <span class="toctext">Monarchs</span>, <span class="toctext">Musicians</span>, <span class="toctext">Philosophers</span>, <span class="toctext">Photographers</span>, <span class="toctext">Politicians</span>, <span class="toctext">Scientists</span>, <span class="toctext">Sportsmen and sportswomen</span>, <span class="toctext">Writers</span>, <span class="toctext">Other notables</span>, <span class="toctext">English expatriates</span>, <span class="toctext">References</span>, <span class="toctext">See also</span>
我的目标是获取并存储列表中的所有文本对象。我通过使用for循环来实现这一点,但是我不知道html块中有多少文本对象。当然,如果我得到一个不存在的索引,我会遇到一个错误。有其他方法吗?您可以使用
for…in
循环
In [13]: [t.text for t in soup.find_all(class_ = 'toctext')]
Out[13]:
['Actors and actresses',
'Archaeologists and anthropologists',
'Architects',
'Artists',
'Broadcasters',
'Businessmen',
'Chefs',
'Clergy',
'Criminals',
'Conspirators',
'Economists',
'Engineers',
'Explorers',
'Filmmakers',
'Historians',
'Humourists',
'Inventors / engineers',
'Journalists / newsreaders',
'Military: soldiers/sailors/airmen',
'Monarchs',
'Musicians',
'Philosophers',
'Photographers',
'Politicians',
'Scientists',
'Sportsmen and sportswomen',
'Writers',
'Other notables',
'English expatriates',
'References',
'See also']
您可以在循环中为…使用
In [13]: [t.text for t in soup.find_all(class_ = 'toctext')]
Out[13]:
['Actors and actresses',
'Archaeologists and anthropologists',
'Architects',
'Artists',
'Broadcasters',
'Businessmen',
'Chefs',
'Clergy',
'Criminals',
'Conspirators',
'Economists',
'Engineers',
'Explorers',
'Filmmakers',
'Historians',
'Humourists',
'Inventors / engineers',
'Journalists / newsreaders',
'Military: soldiers/sailors/airmen',
'Monarchs',
'Musicians',
'Philosophers',
'Photographers',
'Politicians',
'Scientists',
'Sportsmen and sportswomen',
'Writers',
'Other notables',
'English expatriates',
'References',
'See also']
您可以在
循环中为…使用
In [13]: [t.text for t in soup.find_all(class_ = 'toctext')]
Out[13]:
['Actors and actresses',
'Archaeologists and anthropologists',
'Architects',
'Artists',
'Broadcasters',
'Businessmen',
'Chefs',
'Clergy',
'Criminals',
'Conspirators',
'Economists',
'Engineers',
'Explorers',
'Filmmakers',
'Historians',
'Humourists',
'Inventors / engineers',
'Journalists / newsreaders',
'Military: soldiers/sailors/airmen',
'Monarchs',
'Musicians',
'Philosophers',
'Photographers',
'Politicians',
'Scientists',
'Sportsmen and sportswomen',
'Writers',
'Other notables',
'English expatriates',
'References',
'See also']
您可以在
循环中为…使用
In [13]: [t.text for t in soup.find_all(class_ = 'toctext')]
Out[13]:
['Actors and actresses',
'Archaeologists and anthropologists',
'Architects',
'Artists',
'Broadcasters',
'Businessmen',
'Chefs',
'Clergy',
'Criminals',
'Conspirators',
'Economists',
'Engineers',
'Explorers',
'Filmmakers',
'Historians',
'Humourists',
'Inventors / engineers',
'Journalists / newsreaders',
'Military: soldiers/sailors/airmen',
'Monarchs',
'Musicians',
'Philosophers',
'Photographers',
'Politicians',
'Scientists',
'Sportsmen and sportswomen',
'Writers',
'Other notables',
'English expatriates',
'References',
'See also']
请尝试以下代码:
for txt in soup.find_all(class_ = 'toctext'):
print(txt.text)
请尝试以下代码:
for txt in soup.find_all(class_ = 'toctext'):
print(txt.text)
请尝试以下代码:
for txt in soup.find_all(class_ = 'toctext'):
print(txt.text)
请尝试以下代码:
for txt in soup.find_all(class_ = 'toctext'):
print(txt.text)