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[rllib] [RFC] Deprecate Python 2 / RLlib (#4832)

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Eric Liang 2019-05-25 10:45:26 -07:00 • committed by Richard Liaw
parent 0ce0ecbe9c
commit 7237ea70c4
1 changed files with 6 additions and 0 deletions
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6
python/ray/rllib/__init__.py
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@ -3,6 +3,7 @@ from __future__ import division
from __future__ import print_function from __future__ import print_function
import logging import logging
import sys
# Note: do not introduce unnecessary library dependencies here, e.g. gym. # Note: do not introduce unnecessary library dependencies here, e.g. gym.
# This file is imported from the tune module in order to register RLlib agents. # This file is imported from the tune module in order to register RLlib agents.
@ -30,6 +31,11 @@ def _setup_logger():
logger.addHandler(handler) logger.addHandler(handler)
logger.propagate = False logger.propagate = False
if sys.version_info[0] < 3:
logger.warn(
"RLlib Python 2 support is deprecated, and will be removed "
"in a future release.")
def _register_all(): def _register_all():