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Add --multi_node flag #998

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Jul 10, 2020
Merged

Add --multi_node flag #998

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7 changes: 6 additions & 1 deletion examples/train.py
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Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,9 @@ def parse_args(args):
parser.add_argument(
'--checkpoint_path', type=str, default=None,
help='Directory with checkpoint to restore training from.')
parser.add_argument('--multi_node', action='store_true',
help='Set to true if this will be run in cluster mode.'
'Relevant for rllib')

return parser.parse_known_args(args)[0]

Expand Down Expand Up @@ -350,7 +353,9 @@ def train_rllib(submodule, flags):
def trial_str_creator(trial):
return "{}_{}".format(trial.trainable_name, trial.experiment_tag)

if flags.local_mode:
if flags.multi_node:
ray.init(redis_address='localhost:6379')
elif flags.local_mode:
ray.init(local_mode=True)
else:
ray.init()
Expand Down