Prevent init normalize on --resume #4463
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andrewcoh
commented
Sep 8, 2020
| @@ -99,6 +99,7 @@ def initialize_or_load(self, policy: Optional[TFPolicy] = None) -> None: | |||
| def _load_graph( | |||
| self, policy: TFPolicy, model_path: str, reset_global_steps: bool = False | |||
| ) -> None: | |||
| policy.first_normalization_update = False | |||
ervteng
reviewed
Sep 8, 2020
surfnerd
approved these changes
Sep 8, 2020
Co-authored-by: Ervin T. <[email protected]>
ervteng
approved these changes
Sep 8, 2020
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Proposed change(s)
Addresses the bug raised in MLA-1349
.
The issue was introduced in #4299. The problem was that on resume, the initialization op of the normalizer was being executed but it should not. This may not be an issue in envs with significant diversity in observations.
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