Loading bugs.tryton.org fails

Here’s the backtrace it reports:

A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

[/usr/lib64/python2.7/site-packages/flup/server/fcgi_base.py](file:///usr/lib64/python2.7/site-packages/flup/server/fcgi_base.py) in **run** (self=<flup.server.fcgi_base.Request object>)
<small>  556</small>         """Runs the handler, flushes the streams, and ends the request."""
<small>  557</small>         try:
=><small>  558</small>             protocolStatus, appStatus = self.server.handler(self)
<small>  559</small>         except:
<small>  560</small>             traceback.print_exc(file=self.stderr)
<small>protocolStatus *undefined* , appStatus *undefined* , **self**  = <flup.server.fcgi_base.Request object>, self. **server**  = <flup.server.fcgi.WSGIServer object>, self.server. **handler**  = <bound method WSGIServer.handler of <flup.server.fcgi.WSGIServer object>></small>

[/usr/lib64/python2.7/site-packages/flup/server/fcgi_base.py](file:///usr/lib64/python2.7/site-packages/flup/server/fcgi_base.py) in **handler** (self=<flup.server.fcgi.WSGIServer object>, req=<flup.server.fcgi_base.Request object>)
<small> 1116</small>         try:
<small> 1117</small>             try:
=><small> 1118</small>                 result = self.application(environ, start_response)
<small> 1119</small>                 try:
<small> 1120</small>                     for data in result:
<small> **result**  = None, **self**  = <flup.server.fcgi.WSGIServer object>, self. **application**  = <roundup.cgi.wsgi_handler.RequestDispatcher object>, **environ**  = {'CONTENT_LENGTH': '', 'CONTENT_TYPE': '', 'DOCUMENT_ROOT': '/usr/html', 'DOCUMENT_URI': '/issue8861', 'GATEWAY_INTERFACE': 'CGI/1.1', 'HTTPS': 'on', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate, br', 'HTTP_ACCEPT_LANGUAGE': 'ca,en-US;q=0.7,en;q=0.3', 'HTTP_CACHE_CONTROL': 'max-age=0', ...}, **start_response**  = <function start_response></small>

[/usr/lib64/python2.7/site-packages/roundup/cgi/wsgi_handler.py](file:///usr/lib64/python2.7/site-packages/roundup/cgi/wsgi_handler.py) in **__call__** (self=<roundup.cgi.wsgi_handler.RequestDispatcher object>, environ={'CONTENT_LENGTH': '', 'CONTENT_TYPE': '', 'DOCUMENT_ROOT': '/usr/html', 'DOCUMENT_URI': '/issue8861', 'GATEWAY_INTERFACE': 'CGI/1.1', 'HTTPS': 'on', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate, br', 'HTTP_ACCEPT_LANGUAGE': 'ca,en-US;q=0.7,en;q=0.3', 'HTTP_CACHE_CONTROL': 'max-age=0', ...}, start_response=<function start_response>)
<small>   52</small>             return []
<small>   53</small>
=><small>   54</small>         tracker = roundup.instance.open(self.home, not self.debug)
<small>   55</small>
<small>   56</small>         # need to strip the leading '/'
<small>tracker *undefined* , *global* **roundup**  = <module 'roundup' from '/usr/lib64/python2.7/site-packages/roundup/__init__.pyc'>, roundup. **instance**  = <module 'roundup.instance' from '/usr/lib64/python2.7/site-packages/roundup/instance.pyc'>, roundup.instance. **open**  = <function open>, **self**  = <roundup.cgi.wsgi_handler.RequestDispatcher object>, self. **home**  = '/home/roundup', self. **debug**  = False</small>

[/usr/lib64/python2.7/site-packages/roundup/instance.py](file:///usr/lib64/python2.7/site-packages/roundup/instance.py) in **open** (tracker_home='/home/roundup', optimize=True)
<small>  325</small>         return OldStyleTrackers.open(tracker_home, optimize=optimize)
<small>  326</small>
=><small>  327</small>     return Tracker(tracker_home, optimize=optimize)
<small>  328</small>
<small>  329</small> # vim: set filetype=python sts=4 sw=4 et si :
<small> *global* **Tracker**  = <class roundup.instance.Tracker>, **tracker_home**  = '/home/roundup', **optimize**  = True</small>

[/usr/lib64/python2.7/site-packages/roundup/instance.py](file:///usr/lib64/python2.7/site-packages/roundup/instance.py) in **__init__** (self=<roundup.instance.Tracker instance>, tracker_home='/home/roundup', optimize=True)
<small>   90</small>                 pass
<small>   91</small>
=><small>   92</small>         self.backend = backends.get_backend(rdbms_backend)
<small>   93</small>
<small>   94</small>         if self.optimize:
<small> **self**  = <roundup.instance.Tracker instance>, self.backend *undefined* , *global* **backends**  = <module 'roundup.backends' from '/usr/lib64/python2.7/site-packages/roundup/backends/__init__.pyc'>, backends. **get_backend**  = <function get_backend>, **rdbms_backend**  = 'postgresql'</small>

[/usr/lib64/python2.7/site-packages/roundup/backends/__init__.py](file:///usr/lib64/python2.7/site-packages/roundup/backends/__init__.py) in **get_backend** (name='postgresql')
<small>   40</small>     # import the backend module
<small>   41</small>     module_name = 'back_%s' % name
=><small>   42</small>     module = __import__(module_name, vars)
<small>   43</small>     vars[name] = module
<small>   44</small>     return module
<small>module *undefined* , *builtin* **__import__**  = <built-in function __import__>, **module_name**  = 'back_postgresql', **vars**  = {'__builtins__': {'ArithmeticError': <type 'exceptions.ArithmeticError'>, 'AssertionError': <type 'exceptions.AssertionError'>, 'AttributeError': <type 'exceptions.AttributeError'>, 'BaseException': <type 'exceptions.BaseException'>, 'BufferError': <type 'exceptions.BufferError'>, 'BytesWarning': <type 'exceptions.BytesWarning'>, 'DeprecationWarning': <type 'exceptions.DeprecationWarning'>, 'EOFError': <type 'exceptions.EOFError'>, 'Ellipsis': Ellipsis, 'EnvironmentError': <type 'exceptions.EnvironmentError'>, ...}, '__doc__': 'Container for the hyperdb storage backend implementations.\n', '__docformat__': 'restructuredtext', '__file__': '/usr/lib64/python2.7/site-packages/roundup/backends/__init__.pyc', '__name__': 'roundup.backends', '__package__': 'roundup.backends', '__path__': ['/usr/lib64/python2.7/site-packages/roundup/backends'], '_modules': {'mysql': ('MySQLdb',), 'postgresql': ('psycopg',), 'sqlite': ('pysqlite', 'pysqlite2', 'sqlite3', '_sqlite3', 'sqlite')}, 'get_backend': <function get_backend>, 'have_backend': <function have_backend>, ...}</small>

[/usr/lib64/python2.7/site-packages/roundup/backends/back_postgresql.py](file:///usr/lib64/python2.7/site-packages/roundup/backends/back_postgresql.py) in **<module>** ()
<small>   14</small> ISOLATION_LEVEL_SERIALIZABLE = None
<small>   15</small>
=><small>   16</small> from psycopg2 import psycopg1 as psycopg
<small>   17</small> from psycopg2.extensions import QuotedString
<small>   18</small> from psycopg2.extensions import ISOLATION_LEVEL_READ_UNCOMMITTED
<small>psycopg2 *undefined* , psycopg1 *undefined* , psycopg *undefined* </small>

**<type 'exceptions.ImportError'>** : cannot import name psycopg1
 args = ('cannot import name psycopg1',)
 message = 'cannot import name psycopg1'

It is fixed now. An update pushed a new version of psycopg2 without psycopg1 submodule.
It is fixed by https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=d9cf4fb88899af4b1e8069c8a9c7be5b47124382