Backport #794: Enable Explicit Context Shutdown#809
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As part of fixing [https://github.com/rapidsai/rapidsmpf/issues/789](https://github.com/rapidsai/rapidsmpf/issues/789) (with additional changes required in cudf-polars), this PR introduces explicit shutdown of `Context` and adds a Python context manager to ensure deterministic, same-thread shutdown. Authors: - Mads R. B. Kristensen (https://github.com/madsbk) Approvers: - Peter Andreas Entschev (https://github.com/pentschev) - Lawrence Mitchell (https://github.com/wence-) URL: rapidsai#794
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Backport of #794 to fix failing tests in L4 instances. Closes #795 .
As part of fixing #789 (with additional changes required in cudf-polars), this PR introduces explicit shutdown of
Contextand adds a Python context manager to ensure deterministic, same-thread shutdown.