我得到了这段小代码:
上面代码片段的输出结果是:
换句话说,我希望尽可能将html语句(例如
编辑:
@alecxe的解决方案非常简单,但不幸的是,在某些更复杂的情况下会失败,例如下面的情况:
text = """<html><head></head><body>
<h1 style="
text-align: center;
">Main site</h1>
<div>
<p style="
color: blue;
text-align: center;
">text1
</p>
<p style="
color: blueviolet;
text-align: center;
">text2
</p>
</div>
<div>
<p style="text-align:center">
<img src="./foo/test.jpg" alt="Testing static images" style="
">
</p>
</div>
</body></html>
"""
import sys
import re
import bs4
def prettify(soup, indent_width=4):
r = re.compile(r'^(\s*)', re.MULTILINE)
return r.sub(r'\1' * indent_width, soup.prettify())
soup = bs4.BeautifulSoup(text, "html.parser")
print(prettify(soup))
上面代码片段的输出结果是:
<html>
<head>
</head>
<body>
<h1 style="
text-align: center;
">
Main site
</h1>
<div>
<p style="
color: blue;
text-align: center;
">
text1
</p>
<p style="
color: blueviolet;
text-align: center;
">
text2
</p>
</div>
<div>
<p style="text-align:center">
<img alt="Testing static images" src="./foo/test.jpg" style="
"/>
</p>
</div>
</body>
</html>
我想知道如何格式化输出,使其变成这样:
<html>
<head>
</head>
<body>
<h1 style="text-align: center;">
Main site
</h1>
<div>
<p style="color: blue;text-align: center;">
text1
</p>
<p style="color: blueviolet;text-align: center;">
text2
</p>
</div>
<div>
<p style="text-align:center">
<img alt="Testing static images" src="./foo/test.jpg" style=""/>
</p>
</div>
</body>
</html>
换句话说,我希望尽可能将html语句(例如
<tag attrib1=value1 attrib2=value2 ... attribn=valuen>
)保持在一行中。当我说“如果可能”的时候,我的意思是不破坏属性本身的值(value1,value2,...,valuen)。使用beautifulsoup4可以实现这一点吗?据我所读的文档,似乎可以使用自定义formatter,但我不知道如何编写自定义格式化程序以满足所描述的要求。编辑:
@alecxe的解决方案非常简单,但不幸的是,在某些更复杂的情况下会失败,例如下面的情况:
test1 = """
<div id="dialer-capmaign-console" class="fill-vertically" style="flex: 1 1 auto;">
<div id="sessionsGrid" data-columns="[
{ field: 'dialerSession.startTime', format:'{0:G}', title:'Start time', width:122 },
{ field: 'dialerSession.endTime', format:'{0:G}', title:'End time', width:122, attributes: {class:'tooltip-column'}},
{ field: 'conversationStartTime', template: cty.ui.gct.duration_dialerSession_conversationStartTime_endTime, title:'Duration', width:80},
{ field: 'dialerSession.caller.lastName',template: cty.ui.gct.person_dialerSession_caller_link, title:'Caller', width:160 },
{ field: 'noteType',template:cty.ui.gct.nameDescription_noteType, title:'Note type', width:150, attributes: {class:'tooltip-column'}},
{ field: 'note', title:'Note'}
]">
</div>
</div>
"""
from bs4 import BeautifulSoup
import re
def prettify(soup, indent_width=4, single_lines=True):
if single_lines:
for tag in soup():
for attr in tag.attrs:
print(tag.attrs[attr], tag.attrs[attr].__class__)
tag.attrs[attr] = " ".join(
tag.attrs[attr].replace("\n", " ").split())
r = re.compile(r'^(\s*)', re.MULTILINE)
return r.sub(r'\1' * indent_width, soup.prettify())
def html_beautify(text):
soup = BeautifulSoup(text, "html.parser")
return prettify(soup)
print(html_beautify(test1))
TRACEBACK:
dialer-capmaign-console <class 'str'>
['fill-vertically'] <class 'list'>
Traceback (most recent call last):
File "d:\mcve\x.py", line 35, in <module>
print(html_beautify(test1))
File "d:\mcve\x.py", line 33, in html_beautify
return prettify(soup)
File "d:\mcve\x.py", line 25, in prettify
tag.attrs[attr].replace("\n", " ").split())
AttributeError: 'list' object has no attribute 'replace'