Implements parallel scenario execution framework:
- ScenarioRunner with sequential, threaded, and process execution modes
- ScenarioConfig for configuring simulation parameters
- ScenarioResult for capturing simulation outcomes
- RunnerProgress for tracking execution progress
- Progress callbacks for real-time updates
- Cancellation support for long-running batches
- ScenarioBatchBuilder for parameter sweeps and variations
- Result aggregation with best/worst scenario identification
Features:
- Thread-safe parallel execution with configurable worker count
- FIFO result ordering preserved regardless of completion order
- Exception handling with graceful degradation
- Timeout support per scenario
- Cartesian product generation for parameter variations
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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