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Add deprecation warning for set_allocator. #11958

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merged 2 commits into from
Oct 28, 2022
Merged

Add deprecation warning for set_allocator. #11958

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Add deprecation warning for set_allocator.
vyasr Oct 20, 2022
15ac947
Update message.
vyasr Oct 21, 2022
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10 changes: 10 additions & 0 deletions python/cudf/cudf/utils/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
import hashlib
import os
import traceback
import warnings
from functools import partial
from typing import FrozenSet, Set, Union

Expand Down Expand Up @@ -213,6 +214,15 @@ def set_allocator(
Enable logging (default ``False``).
Enabling this option will introduce performance overhead.
"""
warnings.warn(
"The cudf.set_allocator function is deprecated and will be removed in "
"a future release. Please use rmm.reinitialize "
"(https://docs.rapids.ai/api/rmm/stable/api.html#rmm.reinitialize) "
'instead. Note that `cudf.set_allocator(allocator="managed")` is '
"equivalent to `rmm.reinitialize(managed_memory=True)`.",
FutureWarning,
)

use_managed_memory = allocator == "managed"

rmm.reinitialize(
Expand Down