djangospider 0.11

three ways for spider by python

djangospider is light web crawling framework, it have a few code, but can do high speed crawling, it support three modes to crawl: multithreading, tornado IOloop, and twisted rector.you can easily to understand to how to use async crawler.

Requirement:

Python2.7 Works on Linux

Install:

you can download the zip package in github. then unpack the zip package, find the path of setup.py, Execute the command: $sudo python setup.py install

The entry function: Start(start_urls,mode)

start_urls parameter: is a list, and it’s element is tuple:

the first of the tuple is url which you will crawl, the second of the tuple is the callback for url.

the mode parameter: the crawler’s way, it has three types:

if mode is int 1 : multithreading ways if mode is int 2 : tornado async ways if mode is int 3 : twisted async ways

For example:

from djangospider.mycrawl.run import Start ,_crawl

def callback(response,url):

print “get the %s” %url

start_urls=[(‘http://github.com/’,callback),]