[Bug 2030807] Re: graphite-web fails to start after bionic ESM upgrade

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The attachment "graphite-web_1.0.2+debian-2ubuntu0.1~esm2.debdiff" seems
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** Tags added: patch

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https://bugs.launchpad.net/bugs/2030807

Title:
  graphite-web fails to start after bionic ESM upgrade

Status in graphite-web package in Ubuntu:
  Confirmed

Bug description:
  graphite-web fails to render any page with the following non-useful
  traceback:

   [2023-08-08 19:51:21 +0000] [10628] [ERROR] Error handling request /graphite/render
   Traceback (most recent call last):
     File "/usr/lib/python2.7/dist-packages/gunicorn/workers/sync.py", line 135, in handle
       self.handle_request(listener, req, client, addr)
     File "/usr/lib/python2.7/dist-packages/gunicorn/workers/sync.py", line 176, in handle_request
       respiter = self.wsgi(environ, resp.start_response)
     File "/usr/lib/python2.7/dist-packages/whitenoise/base.py", line 66, in __call__
       return self.application(environ, start_response)
     File "/usr/lib/python2.7/dist-packages/django/core/handlers/wsgi.py", line 157, in __call__
       response = self.get_response(request)
     File "/usr/lib/python2.7/dist-packages/django/core/handlers/base.py", line 124, in get_response
       response = self._middleware_chain(request)
     File "/usr/lib/python2.7/dist-packages/django/core/handlers/exception.py", line 43, in inner
       response = response_for_exception(request, exc)
     File "/usr/lib/python2.7/dist-packages/django/core/handlers/exception.py", line 93, in response_for_exception
       response = handle_uncaught_exception(request, get_resolver(get_urlconf()), sys.exc_info())
     File "/usr/lib/python2.7/dist-packages/django/core/handlers/exception.py", line 135, in handle_uncaught_exception
       extra={'status_code': 500, 'request': request},
     File "/usr/lib/python2.7/logging/__init__.py", line 1200, in error
       self._log(ERROR, msg, args, **kwargs)
     File "/usr/lib/python2.7/logging/__init__.py", line 1293, in _log
       self.handle(record)
     File "/usr/lib/python2.7/logging/__init__.py", line 1303, in handle
       self.callHandlers(record)
     File "/usr/lib/python2.7/logging/__init__.py", line 1343, in callHandlers
       hdlr.handle(record)
     File "/usr/lib/python2.7/logging/__init__.py", line 766, in handle
       self.emit(record)
     File "/usr/lib/python2.7/dist-packages/django/utils/log.py", line 119, in emit
       message = "%s\n\n%s" % (self.format(no_exc_record), reporter.get_traceback_text())
     File "/usr/lib/python2.7/dist-packages/django/views/debug.py", line 334, in get_traceback_text
       return t.render(c)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 207, in render
       return self._render(context)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 199, in _render
       return self.nodelist.render(context)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 990, in render
       bit = node.render_annotated(context)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 957, in render_annotated
       return self.render(context)
     File "/usr/lib/python2.7/dist-packages/django/template/defaulttags.py", line 219, in render
       nodelist.append(node.render_annotated(context))
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 957, in render_annotated
       return self.render(context)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 1040, in render
       output = self.filter_expression.resolve(context)
     File "/usr/lib/python2.7/dist-packages/django/template/base.py", line 736, in resolve
       new_obj = func(obj, *arg_vals)
     File "/usr/lib/python2.7/dist-packages/django/template/defaultfilters.py", line 255, in stringformat
       return ("%" + six.text_type(arg)) % value
     File "/usr/lib/python2.7/dist-packages/django/utils/functional.py", line 79, in __repr__
       return repr(self.__cast())
     File "/usr/lib/python2.7/dist-packages/django/utils/functional.py", line 131, in __cast
       return self.__text_cast()
     File "/usr/lib/python2.7/dist-packages/django/utils/functional.py", line 119, in __text_cast
       return func(*self.__args, **self.__kw)
     File "/usr/lib/python2.7/dist-packages/django/urls/base.py", line 91, in reverse
       return force_text(iri_to_uri(resolver._reverse_with_prefix(view, prefix, *args, **kwargs)))
     File "/usr/lib/python2.7/dist-packages/django/urls/resolvers.py", line 440, in _reverse_with_prefix
       possibilities = self.reverse_dict.getlist(lookup_view)
     File "/usr/lib/python2.7/dist-packages/django/urls/resolvers.py", line 337, in reverse_dict
       return self._reverse_dict[language_code]
   KeyError: 'en-us'

  Reverting graphite-web to 1.0.2+debian-2 fixes the issue.

  python-django:
    Installed: 1:1.11.11-1ubuntu1.21+esm1
    Candidate: 1:1.11.11-1ubuntu1.21+esm1

  python-django-common:
    Installed: 1:1.11.11-1ubuntu1.21+esm1
    Candidate: 1:1.11.11-1ubuntu1.21+esm1

  graphite-web:
    Installed: 1.0.2+debian-2
    Candidate: 1.0.2+debian-2ubuntu0.1~esm1

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