Traceback (most recent call last):
  File "/home/pduggins/.virtualenvs/oracle/bin/py.test", line 11, in <module>
    sys.exit(main())
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/config.py", line 57, in main
    return config.hook.pytest_cmdline_main(config=config)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 745, in __call__
    return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 339, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 334, in <lambda>
    _MultiCall(methods, kwargs, hook.spec_opts).execute()
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 614, in execute
    res = hook_impl.function(*args)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/helpconfig.py", line 65, in pytest_cmdline_main
    config._do_configure()
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/config.py", line 902, in _do_configure
    self.hook.pytest_configure.call_historic(kwargs=dict(config=self))
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 750, in call_historic
    self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 339, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 334, in <lambda>
    _MultiCall(methods, kwargs, hook.spec_opts).execute()
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/vendored_packages/pluggy.py", line 614, in execute
    res = hook_impl.function(*args)
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/nengo/conftest.py", line 53, in pytest_configure
    if config.getoption('Simulator'):
  File "/home/pduggins/.virtualenvs/oracle/local/lib/python2.7/site-packages/_pytest/config.py", line 1195, in getoption
    raise ValueError("no option named %r" % (name,))
ValueError: no option named 'Simulator'