unicode error on isbns with openurl data

This happens regularly. An example stacktrace, on /isbn/041516947X. Note the u'aulast': [u'Pappe\u0301'] in the openurl querydict:
Traceback (most recent call last):

 File "/launchpad/release_m8_002/launchpad/ENV/lib/python2.6/site-packages/django/core/handlers/base.py", line 111, in get_response
   response = callback(request, *callback_args, **callback_kwargs)

 File "/launchpad/release_m8_002/launchpad/lp/ui/views.py", line 154, in isbn
   openurl = _openurl_dict(request.GET)

 File "/launchpad/release_m8_002/launchpad/lp/ui/views.py", line 33, in _openurl_dict
   d['query_string_encoded'] = urllib.urlencode(params)

 File "/usr/lib/python2.6/urllib.py", line 1267, in urlencode
   v = quote_plus(str(v))

UnicodeEncodeError: 'ascii' codec can't encode character u'\u0301' in position 5: ordinal not in range(128)

<WSGIRequest
path:/isbn/041516947X,
GET:<QueryDict: {u'rft_val_fmt': [u'info:ofi/fmt:kev:mtx:book'], u'isbn': [u'9780203003763'], u'req_dat': [u'<sessionid>0</sessionid>'], u'rft.title': [u'The Israel Palestine question'], u'pid': [u'<accession number>51673661</accession number><fssessid>0</fssessid>'], u'rft.date': [u'1999'], u'rfe_dat': [u'<accessionnumber>51673661</accessionnumber>'], u'id': [u'doi:'], u'aulast': [u'Pappe\u0301'], u'title': [u'The Israel Palestine question'], u'rft.place': [u'London ;;New York :'], u'rft.isbn': [u'9780203003763'], u'rft_id': [u'info:oclcnum/51673661', u'urn:ISBN:9780203003763'], u'sid': [u'FirstSearch:WorldCat'], u'url_ver': [u'Z39.88-2004'], u'date': [u'1999'], u'rfr_id': [u'info:sid/firstsearch.oclc.org:WorldCat'], u'rft.pub': [u'Routledge,'], u'rft.aulast': [u'Pappe\u0301'], u'rft.aufirst': [u'Ilan'], u'rft.genre': [u'unknown'], u'aufirst': [u'Ilan']}>,
POST:<QueryDict: {}>,
COOKIES:{'__utma': '94885515.1886328202.1347560930.1348264335.1348521815.14',
'__utmc': '154768805',
'__utmz': '94885515.1348264335.13.3.utmcsr=worldcat.org|utmccn=(referral)|utmcmd=referral|utmcct=/title/managers-balancing-act/oclc/42328711'},
META:{'CSRF_COOKIE': 'QqBSzZVxdP3edhXwbTCIeoW5u2Ug959c',
'DOCUMENT_ROOT': '/var/www',
'GATEWAY_INTERFACE': 'CGI/1.1',
'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'HTTP_ACCEPT_ENCODING': 'gzip, deflate',
'HTTP_ACCEPT_LANGUAGE': 'en-us,en;q=0.5',
'HTTP_CONNECTION': 'keep-alive',
'HTTP_COOKIE': '__utma=55537597.1641502178.1347546969.1348243035.1348247455.8; __utmz=55537597.1348243035.7.3.utmcsr=library.gwu.edu|utmccn=(referral)|utmcmd=referral|utmcct=/; __utma=154768805.891507107.1347546983.1348520987.1348584679.28; __utmz=154768805.1348172942.20.2.utmcsr=uz4ug4lz9g.search.serialssolutions.com|utmccn=(referral)|utmcmd=referral|utmcct=/; __utma=94885515.1886328202.1347560930.1348264335.1348521815.14; __utmz=94885515.1348264335.13.3.utmcsr=worldcat.org|utmccn=(referral)|utmcmd=referral|utmcct=/title/managers-balancing-act/oclc/42328711; __utmc=154768805',
'HTTP_HOST': 'findit.library.gwu.edu',
'HTTP_REFERER': 'http://findit.library.gwu.edu/go?sid=FirstSearch%3AWorldCat&isbn=9780203003763&title=The+Israel+Palestine+question&date=1999&aulast=Pappe%CC%81&aufirst=Ilan&id=doi%3A&pid=%3Caccession+number%3E51673661%3C%2Faccession+number%3E%3Cfssessid%3E0%3C%2Ffssessid%3E&url_ver=Z39.88-2004&rfr_id=info%3Asid%2Ffirstsearch.oclc.org%3AWorldCat&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&req_dat=%3Csessionid%3E0%3C%2Fsessionid%3E&rfe_dat=%3Caccessionnumber%3E51673661%3C%2Faccessionnumber%3E&rft_id=info%3Aoclcnum%2F51673661&rft_id=urn%3AISBN%3A9780203003763&rft.aulast=Pappe%CC%81&rft.aufirst=Ilan&rft.title=The+Israel+Palestine+question&rft.date=1999&rft.isbn=9780203003763&rft.place=London+%3B%3BNew+York+%3A&rft.pub=Routledge%2C&rft.genre=unknown',
'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 5.1; rv:10.0.4) Gecko/20100101 Firefox/10.0.4',
'PATH': '/usr/local/bin:/usr/bin:/bin',
'PATH_INFO': u'/isbn/041516947X',
'PATH_TRANSLATED': '/launchpad/release_m8_002/launchpad/lp/lp/wsgi.py/isbn/041516947X',
'QUERY_STRING': 'sid=FirstSearch%3AWorldCat&isbn=9780203003763&title=The+Israel+Palestine+question&date=1999&aulast=Pappe%CC%81&aufirst=Ilan&id=doi%3A&pid=%3Caccession+number%3E51673661%3C%2Faccession+number%3E%3Cfssessid%3E0%3C%2Ffssessid%3E&url_ver=Z39.88-2004&rfr_id=info%3Asid%2Ffirstsearch.oclc.org%3AWorldCat&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&req_dat=%3Csessionid%3E0%3C%2Fsessionid%3E&rfe_dat=%3Caccessionnumber%3E51673661%3C%2Faccessionnumber%3E&rft_id=info%3Aoclcnum%2F51673661&rft_id=urn%3AISBN%3A9780203003763&rft.aulast=Pappe%CC%81&rft.aufirst=Ilan&rft.title=The+Israel+Palestine+question&rft.date=1999&rft.isbn=9780203003763&rft.place=London+%3B%3BNew+York+%3A&rft.pub=Routledge%2C&rft.genre=unknown',
'REMOTE_ADDR': '128.164.214.79',
'REMOTE_PORT': '3959',
'REQUEST_METHOD': 'GET',
'REQUEST_URI': '/isbn/041516947X?sid=FirstSearch%3AWorldCat&isbn=9780203003763&title=The+Israel+Palestine+question&date=1999&aulast=Pappe%CC%81&aufirst=Ilan&id=doi%3A&pid=%3Caccession+number%3E51673661%3C%2Faccession+number%3E%3Cfssessid%3E0%3C%2Ffssessid%3E&url_ver=Z39.88-2004&rfr_id=info%3Asid%2Ffirstsearch.oclc.org%3AWorldCat&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&req_dat=%3Csessionid%3E0%3C%2Fsessionid%3E&rfe_dat=%3Caccessionnumber%3E51673661%3C%2Faccessionnumber%3E&rft_id=info%3Aoclcnum%2F51673661&rft_id=urn%3AISBN%3A9780203003763&rft.aulast=Pappe%CC%81&rft.aufirst=Ilan&rft.title=The+Israel+Palestine+question&rft.date=1999&rft.isbn=9780203003763&rft.place=London+%3B%3BNew+York+%3A&rft.pub=Routledge%2C&rft.genre=unknown',
'SCRIPT_FILENAME': '/launchpad/release_m8_002/launchpad/lp/lp/wsgi.py',
'SCRIPT_NAME': u'',
'SERVER_ADDR': '192.245.136.98',
'SERVER_ADMIN': 'zut@gwu.edu',
'SERVER_NAME': 'findit.library.gwu.edu',
'SERVER_PORT': '80',
'SERVER_PROTOCOL': 'HTTP/1.1',
'SERVER_SIGNATURE': '<address>Apache/2.2.14 (Ubuntu) Server at findit.library.gwu.edu Port 80</address>\n',
'SERVER_SOFTWARE': 'Apache/2.2.14 (Ubuntu)',
'force-proxy-request-1.0': '1',
'mod_wsgi.application_group': 'findit.library.gwu.edu|',
'mod_wsgi.callable_object': 'application',
'mod_wsgi.listener_host': '',
'mod_wsgi.listener_port': '80',
'mod_wsgi.process_group': 'findit.library.gwu.edu',
'mod_wsgi.reload_mechanism': '1',
'mod_wsgi.script_reloading': '1',
'mod_wsgi.version': (2, 8),
'proxy-nokeepalive': '1',
'wsgi.errors': <mod_wsgi.Log object at 0x7f4b08ef8ea0>,
'wsgi.file_wrapper': <built-in method file_wrapper of mod_wsgi.Adapter object at 0x7f4b09254f30>,
'wsgi.input': <mod_wsgi.Input object at 0x7f4b08e342f0>,
'wsgi.multiprocess': True,
'wsgi.multithread': True,
'wsgi.run_once': False,
'wsgi.url_scheme': 'http',
'wsgi.version': (1, 0)}>
gwu-libraries / launchpad

unicode error on isbns with openurl data #217
