Python web crawler Learning Notesby ZhonghuanlinSeptember 4 2014 Update: September 4 2014Article Directory
1. Introduction:
2. start from the simple statement:
3. Transferring data to the server
4. HTTP Header-data that describes the data
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Two important concepts in urllib2: Openers, Handlers, and urllib2openers
Before starting the following content, let's first explain the two methods in urllib2: info/geturlThe response object response (or HTTPError instance) returned by urlopen has
This article first introduces two methods of urllib2, and then introduces in detail the two important concepts of urllib2: Openers and Handlers. we hope to help you before you start the following content, the following two methods in urllib2 are
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http://blog.csdn.net/pleasecallmewhy/article/details/8924889
A better learning site: http://www.voidspace.org.uk/python/articles/urllib2.shtml#openers-and-handlers
The following is a personal learning note.
Before you start, explain the two
Before proceeding, let's first explain the two methods in urllib2: info and geturl.
The response object response (or httperror instance) returned by urlopen has two useful methods: Info () and geturl ()
1. geturl ():
This returns the obtained real
[Python] web crawler (4): Opener, Handler, and openerhandler
Before proceeding, let's first explain the two methods in urllib2: info and geturl.The response object response (or HTTPError instance) returned by urlopen has two useful methods: info ()
Before we start, let's explain two methods in Urllib2: Info/geturl
Response (or Httperror instance) of the reply object returned by Urlopen has two useful methods, info () and Geturl ()
1.geturl ():
This returns the actual URL obtained, which is
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