Use lazy formatting in log messages

Qiskit · Sep 12, 2022 · 84c0ea1 · 84c0ea1
1 parent a79aaea
commit 84c0ea1
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/qiskit/algorithms/minimum_eigensolvers/vqe.py b/qiskit/algorithms/minimum_eigensolvers/vqe.py
@@ -188,7 +188,9 @@ def compute_minimum_eigenvalue(
         result.optimizer_time = eval_time
 
         logger.info(
-            f"Optimization complete in {eval_time} seconds.\nFound opt_params {result.optimal_point}."
+            "Optimization complete in %s seconds.\nFound opt_params %s",
+            eval_time,
+            result.optimal_point,
         )
 
         if aux_operators:
@@ -254,7 +256,7 @@ def _check_operator_ansatz(
         if operator.num_qubits != ansatz.num_qubits:
             try:
                 logger.info(
-                    f"Trying to resize ansatz to match operator on {operator.num_qubits} qubits."
+                    "Trying to resize ansatz to match operator on %s qubits.", operator.num_qubits
                 )
                 ansatz.num_qubits = operator.num_qubits
             except AttributeError as error: