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HTML encode key-value pairs for HTTP POST (script)

/ Published in: Python
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URLencode key-value pairs for HTTP POST - useful from shell, make sure you chmod +x this script before using.

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  1. #!/usr/bin/env python
  2. __author__      = 'Sean Boyce'
  3. __license__     = 'PSF'
  4.  
  5. import sys, urllib
  6.  
  7. def usage():
  8.   import os.path
  9.   scriptname = os.path.basename(sys.argv[0])
  10.   ret = """Usage: %s KEY=VALUE ...
  11. Returns a html encoded post string based on keys and values
  12.  
  13. Example:
  14.   In:  %s name="Fred" email="[email protected]"
  15.   Out: name=Fred&email=fred%%40example.com
  16. """ % (scriptname, scriptname,)
  17.   return ret
  18.  
  19.  
  20. def html_encode(args):
  21.   try:
  22.     import urllib
  23.     ls = [ tuple(x.split('=', 1)) for x in args ]
  24.     return urllib.urlencode(ls, True)
  25.   except Exception, e:
  26.     sys.stderr.write(" ".join( ["Error!", e.__str__(), "\n"] ) )
  27.     return None
  28.  
  29.  
  30. if __name__ == '__main__':
  31.   ret = 1
  32.   if len(sys.argv) > 1:
  33.     output = html_encode(sys.argv[1:])
  34.     if output is not None:
  35.       ret = 0
  36.       print(output)
  37.   else:
  38.     print usage()
  39.  
  40.   sys.exit(ret)

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