KeyError

[KEggensperger]

Originally reported by: Matthias Feurer (Bitbucket: mfeurer, GitHub: mfeurer)

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I got this error:

KeyError                                  Traceback (most recent call last)
<ipython-input-10-a9f6024df581> in <module>()
     38 smbo = SMBO(scenario=scenario, rng=1, tae_runner=taf)
     39 Stats.scenario = scenario
---> 40 smbo.run(max_iters=100)
     41 
     42 print("Final Incumbent: %s" % (smbo.incumbent))

/home/feurerm/virtualenvs/ml2016/local/lib/python2.7/site-packages/smac/smbo/smbo.pyc in run(self, max_iters)
    291                 run_history=self.runhistory,
    292                 objective=self.objective,
--> 293                 time_bound=max(0.01, time_spend))
    294 
    295             # TODO: Write run history into database

/home/feurerm/virtualenvs/ml2016/local/lib/python2.7/site-packages/smac/smbo/intensification.pyc in intensify(self, challengers, incumbent, run_history, objective, time_bound)
    226                 chall_inst_seeds = set(map(lambda x: (
    227                     x.instance, x.seed), run_history.get_runs_for_config(challenger)))
--> 228                 chal_perf = objective(challenger, run_history, chall_inst_seeds)
    229                 run_history.update_cost(challenger, chal_perf)
    230 

/home/feurerm/virtualenvs/ml2016/local/lib/python2.7/site-packages/smac/smbo/objective.pyc in average_cost(config, run_history, instance_seed_pairs)
    116     float
    117     """
--> 118     return np.mean(_cost(config, run_history, instance_seed_pairs))
    119 
    120 def sum_cost(config, run_history, instance_seed_pairs=None):

/home/feurerm/virtualenvs/ml2016/local/lib/python2.7/site-packages/smac/smbo/objective.pyc in _cost(config, run_history, instance_seed_pairs)
     93     for i, r in instance_seed_pairs:
     94         k = run_history.RunKey(id_, i, r)
---> 95         costs.append(run_history.data[k].cost)
     96     return costs
     97 

KeyError: RunKey(config_id=36, instance_id='2', seed=931243971)

I'll try to reproduce this.

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• Bitbucket: https://bitbucket.org/aadfreiburg/smac3/issue/17

[mlindauer]

That is exactly the bug triggered by the np.allclose in the ConfigSpace.