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< from MemObject import MemObject
---
> from m5.defines import buildEnv
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< from m5 import build_env
---
>
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> from MemObject import MemObject
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< if build_env['FULL_SYSTEM']:
---
> if buildEnv['FULL_SYSTEM']:
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< if build_env['FULL_SYSTEM']:
---
> if buildEnv['FULL_SYSTEM']: