I used the urllib2 module in python2.7 to write a very simple code to obtain the source code of the web page, but the source code of the returned web page only has the lower half, such as and other concluding words. , but there is no code in the upper part such as . I hope someone can help me. Thank you. The code is as follows:

coding:utf-8

import urllib2
resp = urllib2.urlopen("http://www.baidu.com")
print resp.read()
Get the web page as follows (beginning and end):