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Fix: Use UserWarning for unauthenticated duplicate run checks (Fixes #1210) #1484

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Merged
PGijsbers merged 7 commits into from
Nov 10, 2026
Merged

Fix: Use UserWarning for unauthenticated duplicate run checks (Fixes #1210) #1484

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25c19f1
Fix: Upgrade to UserWarning for unauthenticated duplicate checks (Fix…
Prachi194agrawal Nov 18, 2025
5f20b57
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Nov 18, 2025
c90ba96
Fix: Add documentation link back to warning message
Prachi194agrawal Nov 21, 2025
f80c63f
Merge branch 'fix/1210-auth-warning' of https://github.com/Prachi194a…
Prachi194agrawal Nov 21, 2025
2650754
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Nov 21, 2025
e21338f
Fix: Update warning message formatting for API key documentation link
Prachi194agrawal Nov 21, 2025
377af26
Merge branch 'main' into fix/1210-auth-warning
PGijsbers Nov 9, 2026
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13 changes: 7 additions & 6 deletions openml/runs/functions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -341,13 +341,14 @@ def run_model_on_task( # noqa: PLR0913,PLR0917
"""
if avoid_duplicate_runs is None:
avoid_duplicate_runs = openml.config.avoid_duplicate_runs
if avoid_duplicate_runs and not openml.config.apikey:
if avoid_duplicate_runs and openml.config.apikey is None:
warnings.warn(
"avoid_duplicate_runs is set to True, but no API key is set. "
"Please set your API key in the OpenML configuration file, see"
"https://openml.github.io/openml-python/main/examples/20_basic/introduction_tutorial"
".html#authentication for more information on authentication.",
RuntimeWarning,
"The 'avoid_duplicate_runs' parameter is set to True, but no API key is configured. "
"Duplicate runs cannot be checked server-side without authentication. "
"Please set your API key (for instructions, see "
"http://openml.github.io/openml-python/latest/examples/Basics/introduction_tutorial/)."
"The run will proceed, but duplicates may be created.",
UserWarning,
stacklevel=2,
)

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