Available in Phoenix 11.7+
New Features in Phoenix 11.7+:
Added a new experiments property to both Client and AsyncClient for invoking experiment workflows.
Introduced Experiments and AsyncExperiments classes with run_experiment methods supporting tasks, evaluators, dry-run mode, and metadata.
Implemented SyncExecutor and AsyncExecutor classes for concurrent execution with built-in progress bars.
Added RateLimiter and AdaptiveTokenBucket for intelligent handling and throttling of rate-limit errors.
Bug Fixes:
Fixed a typo in the datasets.get_dataset_versions docstring.
Enhancements:
Introduced a PhoenixException base class and refactored exception imports for consistency.
Simplified rate limiter output by replacing printif with direct print statements.
