bs4库的prettify()方法|粉饰的意思。就是多了换行！-CFANZ编程社区

bs4库的prettify()方法|粉饰的意思。就是多了换行！

bs4库的prettify()方法|粉饰的意思。就是多了换行！_python

单独执行：【未经过print输出！】.

soup.prettify()：

就是多带了个换行符号！

bs4库的prettify()方法|粉饰的意思。就是多了换行！_ico_02

代码：

import requests
from bs4 import BeautifulSoup
r = requests.get("https://python123.io/ws/demo.html")
demo = r.text
soup = BeautifulSoup(demo, "html.parser")
print(soup.prettify())
print('\n')
print(type(soup.prettify()))
print('\n')
print(str(soup.prettify()))

结果：

D:\python_install\python.exe D:/pycharmworkspace/temp1/crawler_1.py
<html>
 <head>
  <title>
   This is a python demo page
  </title>
 </head>
 <body>
  <p class="title">
   <b>
    The demo python introduces several python courses.
   </b>
  </p>
  <p class="course">
   Python is a wonderful general-purpose programming language. You can learn Python from novice to professional by tracking the following courses:
   <a class="py1" href="http://www.icourse163.org/course/BIT-268001" id="link1">
    Basic Python
   </a>
   and
   <a class="py2" href="http://www.icourse163.org/course/BIT-1001870001" id="link2">
    Advanced Python
   </a>
   .
  </p>
 </body>
</html>


<class 'str'>


<html>
 <head>
  <title>
   This is a python demo page
  </title>
 </head>
 <body>
  <p class="title">
   <b>
    The demo python introduces several python courses.
   </b>
  </p>
  <p class="course">
   Python is a wonderful general-purpose programming language. You can learn Python from novice to professional by tracking the following courses:
   <a class="py1" href="http://www.icourse163.org/course/BIT-268001" id="link1">
    Basic Python
   </a>
   and
   <a class="py2" href="http://www.icourse163.org/course/BIT-1001870001" id="link2">
    Advanced Python
   </a>
   .
  </p>
 </body>
</html>

Process finished with exit code 0

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