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comparison pyikriam/lazy/www/__init__.py @ 62:a4c364888197

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add ikriam game binding lib python version
author hychen@mluna
date Wed, 22 Oct 2008 04:04:32 +0800
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children 60c4b4b78a01
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60:610bbe1824ef 62:a4c364888197
1 # -*- coding: utf-8 -*-
2 #
3 # Copyright 2008 Hsin Yi, Chen
4 """
5 [Note] the project is not available yet.
6
7 A web page fetcing tool chain that has a JQuery-like selector and supports chain working.
8
9 Here is an exmaple can show the the main idea, To restrive a content you want
10 in a div box in a web page, and then post and restrive next content in the other
11 web page with the param you just maked from the content in first restriving.
12 finally, storage the production.
13
14 def func(s):
15 return {'msg':s}
16
17 try:
18 c("http://example.tw/").get().find("#id > div") \
19 .build_param( func ).post_to("http://example2.com") \
20 .save_as('hellow.html')
21 except:
22 pass
23
24 more complex example
25
26 try:
27 c("http://example.tw/").retry(4, '5m').get() \
28 .find("#id > div"). \
29 .build_param( func ).post_to("http://example2.com") \
30 .save_as('hellow.html') \
31 .end().find("#id2 > img").download('pretty-%s.jpg'). \
32 tar_and_zip("pretty_girl.tar.gz")
33 except NotFound:
34 print "the web page is not found."
35 except NoPermissionTosave:
36 print "the files can not be save with incorrect permission."
37 else:
38 print "unknow error."
39 """
40 from lazy.www.work import WorkFlow
41 from lazy.www.work.fetch import Fetcher, install_opener
42 from lazy.www.core import SemiProduct
43
44 def c(url):
45 """
46 connect to a web apge
47
48 >>> c('http://localhost:8080').get().worker.working_product.content
49 'It works!!\\n'
50
51 >>> c('http://localhost:8080').get().find('//text()')
52 'It works!!\\n'
53 """
54 s= SemiProduct(source=url)
55 w = WorkFlow(Fetcher(s))
56 return w
57
58 def lz_install(**kwds):
59 if('opener' == kwds.get('name')):
60 install_opener(kwds.get('cookiefile'))
61
62 if __name__ == '__main__':
63 import doctest
64 doctest.testmod()