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shorturl.py: Short a long URL from comand line, in Python

/ Published in: Python
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  1. #!/usr/bin/env python
  2. #
  3. #   shorturl.py
  4. #   Shorts a long URL from command line, using ur1.ca.
  5. #   Shows original page's title and short url.
  6. #
  7. #   ksaver, (at identi.ca); Sep, 2010.
  8. #   version 0.2, Mar 2011.
  9. #   Requieres BeautifulSoup library in order to work properly:
  10. #   http://www.crummy.com/software/BeautifulSoup/
  11. #
  12. #   Public Domain Code.
  13.  
  14. import sys
  15. import urllib2
  16.  
  17. from   BeautifulSoup import BeautifulSoup
  18. from   urllib  import urlencode
  19.  
  20. def shorten(longurl):
  21.     shortener = 'http://ur1.ca/'
  22.     urlparam = {'longurl': longurl}
  23.     encparam = urlencode(urlparam)
  24.     request  = urllib2.Request(shortener, encparam)
  25.     htmlpage = urllib2.urlopen(request).read()
  26.     htmlsoup = BeautifulSoup(htmlpage)
  27.     txtmatch = htmlsoup.p.text.find('http')
  28.     shorturl = htmlsoup.p.text[txtmatch:]
  29.     return shorturl
  30.  
  31. def main(url):
  32.     htmldoc = urllib2.urlopen(url).read()
  33.     mysoup  = BeautifulSoup(htmldoc)
  34.     title   = mysoup.title.text
  35.     shorturl = shorten(url)
  36.  
  37.     print "'%s': %s\n" % (title, shorturl)
  38.  
  39. if __name__ == '__main__':
  40.     if len(sys.argv) > 1:
  41.         url = sys.argv[1]
  42.     else:
  43.         url = raw_input("URL to short: ")
  44.     main(url)

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