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⚡️ Speed up function _validate_constraints by 56% #149

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⚡️ Speed up function _validate_constraints by 56% #149

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2 changes: 1 addition & 1 deletion optuna/samplers/nsgaii/_constraints_evaluation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -121,7 +121,7 @@ def _validate_constraints(
" It will be dominated by the other trials."
)
continue
if np.any(np.isnan(np.array(_constraints))):
if np.isnan(np.asarray(_constraints)).any():
raise ValueError("NaN is not acceptable as constraint value.")
elif len(_constraints) != num_constraints:
raise ValueError("Trials with different numbers of constraints cannot be compared.")