[RLlib] Remove rllib_contrib. (#48565)

ci/pipeline/determine_tests_to_run.py

@@ -68,8 +68,6 @@ def get_commit_range():
     # Whether all RLlib tests should be run.
     # Set to 1 only when a source file in `ray/rllib` has been changed.
     RAY_CI_RLLIB_DIRECTLY_AFFECTED = 0
-    # Whether to run all RLlib contrib tests
-    RAY_CI_RLLIB_CONTRIB_AFFECTED = 0
     RAY_CI_SERVE_AFFECTED = 0
     RAY_CI_CORE_CPP_AFFECTED = 0
     RAY_CI_CPP_AFFECTED = 0
@@ -167,13 +165,6 @@ def get_commit_range():
                 RAY_CI_RLLIB_DIRECTLY_AFFECTED = 1
                 RAY_CI_LINUX_WHEELS_AFFECTED = 1
                 RAY_CI_MACOS_WHEELS_AFFECTED = 1
-            elif (
-                re.match("rllib_contrib/", changed_file)
-                or changed_file == ".buildkite/rllib_contrib.rayci.yml"
-                or changed_file == ".buildkite/pipeline.ml.yml"
-            ):
-                if not changed_file.endswith(".md"):
-                    RAY_CI_RLLIB_CONTRIB_AFFECTED = 1
             elif (
                 changed_file.startswith("python/ray/serve")
                 or changed_file == ".buildkite/serve.rayci.yml"
@@ -380,8 +371,6 @@ def get_commit_range():
         RAY_CI_TRAIN_AFFECTED = 1
         RAY_CI_RLLIB_AFFECTED = 1
         RAY_CI_RLLIB_DIRECTLY_AFFECTED = 1
-        # the rllib contrib ci should only be run on pull requests
-        RAY_CI_RLLIB_CONTRIB_AFFECTED = 0
         RAY_CI_SERVE_AFFECTED = 1
         RAY_CI_CPP_AFFECTED = 1
         RAY_CI_CORE_CPP_AFFECTED = 1
@@ -408,7 +397,6 @@ def get_commit_range():
             "RAY_CI_RLLIB_AFFECTED={}".format(RAY_CI_RLLIB_AFFECTED),
             "RAY_CI_RLLIB_GPU_AFFECTED={}".format(RAY_CI_RLLIB_GPU_AFFECTED),
             "RAY_CI_RLLIB_DIRECTLY_AFFECTED={}".format(RAY_CI_RLLIB_DIRECTLY_AFFECTED),
-            "RAY_CI_RLLIB_CONTRIB_AFFECTED={}".format(RAY_CI_RLLIB_CONTRIB_AFFECTED),
             "RAY_CI_SERVE_AFFECTED={}".format(RAY_CI_SERVE_AFFECTED),
             "RAY_CI_DASHBOARD_AFFECTED={}".format(RAY_CI_DASHBOARD_AFFECTED),
             "RAY_CI_DOC_AFFECTED={}".format(RAY_CI_DOC_AFFECTED),

rllib/utils/deprecation.py

@@ -132,11 +132,3 @@ def _ctor(*args, **kwargs):
 
     # Return the prepared decorator.
     return _inner
-
-
-ALGO_DEPRECATION_WARNING = (
-    "This algorithm will be removed by ray 2.9 It is being "
-    "moved to the ray/rllib_contrib dir. See "
-    "https://github.com/ray-project/enhancements/blob/main/reps/2023-04-28-remove-algorithms-from-rllib.md "  # noqa: E501
-    "for more details. Any associated components (e.g. policies) will also be moved."
-)