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small refactor in mab_epsilon_greedy #164

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merged 1 commit into from
Oct 15, 2024
Merged

small refactor in mab_epsilon_greedy #164

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4 changes: 2 additions & 2 deletions package/samplers/mab_epsilon_greedy/mab_epsilon_greedy.py
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Original file line number Diff line number Diff line change
Expand Up @@ -62,10 +62,10 @@ def sample_independent(
if study.direction == StudyDirection.MINIMIZE:
return min(
param_distribution.choices,
key=lambda x: rewards_by_choice[x] / max(cnt_by_choice[x], 1),
key=lambda x: rewards_by_choice[x] / cnt_by_choice[x],
)
else:
return max(
param_distribution.choices,
key=lambda x: rewards_by_choice[x] / max(cnt_by_choice[x], 1),
key=lambda x: rewards_by_choice[x] / cnt_by_choice[x],
)