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bug-fix for checkpointing for single-worker algorithms

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Gal Leibovich
2018-08-19 20:17:15 +03:00
parent 9f599f38cf
commit c1f428666e
1 changed files with 4 additions and 2 deletions
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4
rl_coach/graph_managers/graph_manager.py
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@@ -427,7 +427,9 @@ class GraphManager(object):
# only the chief process saves checkpoints
if self.task_parameters.save_checkpoint_secs \
and time.time() - self.last_checkpoint_saving_time >= self.task_parameters.save_checkpoint_secs \
and self.task_parameters.task_index == 0:
and (self.task_parameters.task_index == 0 # distributed
or self.task_parameters.task_index is None # single-worker
):
checkpoint_path = os.path.join(self.task_parameters.save_checkpoint_dir,
"{}_Step-{}.ckpt".format(