html_url stringlengths 57 57 | labels listlengths 1 6 | text stringlengths 32 258k | issue_number int64 22.4k 33k |
|---|---|---|---|
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32491 | [
"Build / CI",
"arch:arm",
"OS:Windows"
] | CI Intermittent segmentation fault in Windows arm64 wheels test (vanilla CPython)
It's been seen so far (October 13) in 2 runs over 13 runs (see [scheduled Wheels runs](https://github.com/scikit-learn/scikit-learn/actions/workflows/wheels.yml?query=event%3Aschedule)):
- Python 3.12 [build log](https://github.com/sciki... | 32,491 |
https://github.com/scikit-learn/scikit-learn/issues/32487 | [
"Needs Triage"
] | ⚠️ CI failed on Wheel builder (last failure: Oct 13, 2025) ⚠️
**CI failed on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/18454580283)** (Oct 13, 2025)
COMMENT:
Intermittent network error when trying to download the openmp package:
```
+ OPENMP_URL=https://anaconda.org/conda-forge/llvm-op... | 32,487 |
https://github.com/scikit-learn/scikit-learn/issues/32480 | [
"Needs Triage"
] | Investigar scikit-learn#32062
Investigar scikit-learn #32062
COMMENT:
Some more findings https://github.com/scikit-learn/scikit-learn/issues/32062#issuecomment-3694724102 | 32,480 |
https://github.com/scikit-learn/scikit-learn/issues/32478 | [
"Bug"
] | StratifiedGroupKFold(shuffle=True) breaks group-index mapping, leading to incorrect (effectively random) group assignments per fold
### Describe the bug
When `StratifiedGroupKFold` is instantiated with `shuffle=True`, the implementation shuffles the `y_counts_per_group` array **without** updating the associated `grou... | 32,478 |
https://github.com/scikit-learn/scikit-learn/issues/32478 | [
"Bug"
] | StratifiedGroupKFold(shuffle=True) breaks group-index mapping, leading to incorrect (effectively random) group assignments per fold
### Describe the bug
When `StratifiedGroupKFold` is instantiated with `shuffle=True`, the implementation shuffles the `y_counts_per_group` array **without** updating the associated `grou... | 32,478 |
https://github.com/scikit-learn/scikit-learn/issues/32478 | [
"Bug"
] | StratifiedGroupKFold(shuffle=True) breaks group-index mapping, leading to incorrect (effectively random) group assignments per fold
### Describe the bug
When `StratifiedGroupKFold` is instantiated with `shuffle=True`, the implementation shuffles the `y_counts_per_group` array **without** updating the associated `grou... | 32,478 |
https://github.com/scikit-learn/scikit-learn/issues/32478 | [
"Bug"
] | StratifiedGroupKFold(shuffle=True) breaks group-index mapping, leading to incorrect (effectively random) group assignments per fold
### Describe the bug
When `StratifiedGroupKFold` is instantiated with `shuffle=True`, the implementation shuffles the `y_counts_per_group` array **without** updating the associated `grou... | 32,478 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32475 | [
"Documentation"
] | DOC Clearer linear "get your development environment" setup documentation
> [!NOTE]
> This issue was opened with @AnneBeyer in mind. If you are looking for an issue to work on, please have a look at our [contributing doc](https://scikit-learn.org/dev/developers/contributing.html) and in particular the section [Issues ... | 32,475 |
https://github.com/scikit-learn/scikit-learn/issues/32462 | [
"Documentation",
"help wanted"
] | Replace hard-coded "10%" with validation_fraction in MLPClassifier docstring
### Describe the issue linked to the documentation
The MLPClassifier documentation incorrectly states that early_stopping "will automatically set aside 10% of training data" whereas the actual behavior uses the parameter validation_fraction ... | 32,462 |
https://github.com/scikit-learn/scikit-learn/issues/32459 | [
"Bug",
"Needs Investigation",
"Numerical Stability"
] | BUG RidgeCV with gcv_mode="svd" is unstable when alpha is very small
### Describe the bug
As observed in this PR https://github.com/scikit-learn/scikit-learn/pull/27842#discussion_r2361459678 there is a bug with `RidgeCV`with `gcv_mode="svd"`. The problem seems to appear for very small alpha values (1e-14 or less). T... | 32,459 |
https://github.com/scikit-learn/scikit-learn/issues/32459 | [
"Bug",
"Needs Investigation",
"Numerical Stability"
] | BUG RidgeCV with gcv_mode="svd" is unstable when alpha is very small
### Describe the bug
As observed in this PR https://github.com/scikit-learn/scikit-learn/pull/27842#discussion_r2361459678 there is a bug with `RidgeCV`with `gcv_mode="svd"`. The problem seems to appear for very small alpha values (1e-14 or less). T... | 32,459 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32430 | [
"Bug"
] | ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jan 03, 2026) ⚠️
**CI is still failing on [Linux_free_threaded.pylatest_free_threaded](https://dev.azure.com/scikit-learn/scikit-learn/_build/results?buildId=83868&view=logs&j=c10228e9-6cf7-5c29-593f-d74f893ca1bd)** (Jan 03, 2026)
- test_respons... | 32,430 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32414 | [
"Build / CI",
"Low Priority"
] | Problem in our `meson.build` files: modifying a `.pxd` does not rebuild the associated shared library
When you touch a `.pxd` it doesn't cythonize the associated `.pyx` and doesn't rebuild the associated shared library (`.so` on Linux) which is wrong.
For example when in meson editable mode:
```
touch sklearn/tree/_p... | 32,414 |
https://github.com/scikit-learn/scikit-learn/issues/32405 | [
"New Feature",
"module:datasets"
] | Make `make_classification` draw from the same distribution regardless of `n_samples`
### Describe the workflow you want to enable
I would expect the following code to output two different samplings of the same distribution:
```python
import matplotlib.pyplot as plt
from sklearn.datasets import make_classification
co... | 32,405 |
https://github.com/scikit-learn/scikit-learn/issues/32405 | [
"New Feature",
"module:datasets"
] | Make `make_classification` draw from the same distribution regardless of `n_samples`
### Describe the workflow you want to enable
I would expect the following code to output two different samplings of the same distribution:
```python
import matplotlib.pyplot as plt
from sklearn.datasets import make_classification
co... | 32,405 |
https://github.com/scikit-learn/scikit-learn/issues/32405 | [
"New Feature",
"module:datasets"
] | Make `make_classification` draw from the same distribution regardless of `n_samples`
### Describe the workflow you want to enable
I would expect the following code to output two different samplings of the same distribution:
```python
import matplotlib.pyplot as plt
from sklearn.datasets import make_classification
co... | 32,405 |
https://github.com/scikit-learn/scikit-learn/issues/32405 | [
"New Feature",
"module:datasets"
] | Make `make_classification` draw from the same distribution regardless of `n_samples`
### Describe the workflow you want to enable
I would expect the following code to output two different samplings of the same distribution:
```python
import matplotlib.pyplot as plt
from sklearn.datasets import make_classification
co... | 32,405 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32394 | [
"Bug"
] | Attribute error from `sklearn.base.is_regressor` due to missing `__sklearn_tags__` on nightly builds
### Describe the bug
Running the following script works without a warning in sklearn 1.7, but fails on the latest nightly release. It appears to be related to https://github.com/scikit-learn/scikit-learn/pull/31134, b... | 32,394 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Segmentation fault in Windows ARM64 in Python 3.13 free-threaded [build log](https://github.com/scikit-learn/scikit-le... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
## CI is no longer failing! ✅
[Successful run](https://github.com/scikit-learn/scikit-learn/actions/runs/20671937010)... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Yeah so as kind of expected this is not determistic, the next run worked just fine ...
I guess let's keep this one op... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Indeed, the tracebacks seem to indicate that the CPython 3.13t `warnings` module is the culprit. Hopefully, end users ... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
> Since it's a bit annoying to have such "won't fix" transient crashes on our CI.
We can remove the Python 3.13 free-... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
I propose we keep this issue open until say mid-October to collect the Wheels CI results in the same issue and make it... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
There is another free-threaded intermittent failure in Linux arm cp313t [build log](https://github.com/scikit-learn/sc... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Another issue on Windows arm64 with free-threaded: fatal exception with cp314 [build log](https://github.com/scikit-le... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
@lesteve
No. I have to seen this issue before, I can analyse and come back in a day or two with some understanding. | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Windows arm today same as https://github.com/scikit-learn/scikit-learn/issues/32393#issuecomment-3396312539 again (Pyt... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Variation of Windows arm https://github.com/scikit-learn/scikit-learn/issues/32393#issuecomment-3396312539, this morni... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Yet another one on Windows arm `cp314t` [build log](https://github.com/scikit-learn/scikit-learn/actions/runs/18672241... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Same failure as yesterday `ValueError: concurrent send_bytes() calls are not supported` on Windows arm `cp314t` | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Latest failure is a cp313t intermittent failure that was already seen at least once, I opened https://github.com/sciki... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Another failure issue on Windows arm64 `cp314t` `ValueError: concurrent send_bytes() calls are not supported` [build l... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
All wheels are broken since November 9, ~probably some array API related PR that was merged.~
Hmmm it looks like a t... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
November 21: Another Windows amd64 `cp313t` `ValueError: concurrent send_bytes() calls are not supported` https://gith... | 32,393 |
https://github.com/scikit-learn/scikit-learn/issues/32393 | [
"Bug"
] | ⚠️ CI failed on Wheel builder (last failure: Dec 26, 2025) ⚠️
**CI is still failing on [Wheel builder](https://github.com/scikit-learn/scikit-learn/actions/runs/20515594700)** (Dec 26, 2025)
COMMENT:
Another https://github.com/scikit-learn/scikit-learn/issues/32631 on November 22 `cp313t` Linux arm.
```
UserWarning:... | 32,393 |
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