Treat YIELD_FROM opcode same as YIELD, and use the append strategy.
Treat YIELD_FROM opcode same as YIELD, and use the append strategy.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=187211122

GoogleCloudPlatform/cloud-debug-python,GoogleCloudPlatform/cloud-debug-python,GoogleCloudPlatform/cloud-debug-python