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Refs #26064 -- Avoided unnecessary list slicing in migration optimizer.
The in_between list is only necessary if an optimization is possible.
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@ -45,9 +45,9 @@ class MigrationOptimizer:
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right = True # Should we reduce on the right or on the left.
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# Compare it to each operation after it
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for j, other in enumerate(operations[i + 1:]):
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in_between = operations[i + 1:i + j + 1]
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result = operation.reduce(other, app_label)
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if isinstance(result, list):
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in_between = operations[i + 1:i + j + 1]
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if right:
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new_operations.extend(in_between)
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new_operations.extend(result)
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