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Major fixes and upgrade to numpy 2.x#486

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iraola wants to merge 24 commits intomasterfrom
485-fix-docker-image
Open

Major fixes and upgrade to numpy 2.x#486
iraola wants to merge 24 commits intomasterfrom
485-fix-docker-image

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@iraola iraola commented Dec 22, 2025

Description

Errors with Jenkins testing related to PyEDDL outdated versions + numpy major version upgrade

Fixes #485

Type of change

Please delete options that are not relevant.

  • Bug fix (non-breaking change which fixes an issue)
  • Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. If you haven't added any test and it is relevant provide instructions so we can reproduce.

  • I have tested it manually in a local environment.
  • I have tested it manually in a supercomputer.

Reproduce instructions:

Checklist:

  • My code follows the style guidelines of this project
  • I have performed a self-review of my own code
  • I have commented my code, particularly in hard-to-understand areas.
  • I have documented the public methods of any public class according to the guide styles.
  • I have made corresponding changes to the documentation
  • New and existing unit tests pass locally with my changes
  • I have rebased my branch before trying to merge.

@iraola iraola linked an issue Dec 22, 2025 that may be closed by this pull request
@iraola iraola force-pushed the 485-fix-docker-image branch 4 times, most recently from 6566871 to 85fc03a Compare December 23, 2025 16:22
@iraola iraola force-pushed the 485-fix-docker-image branch 2 times, most recently from c8a7a75 to 055ba98 Compare January 14, 2026 15:05
@iraola iraola changed the title 485 fix docker image 485 Major fixes and upgrade to numpy 2.x Jan 19, 2026
@iraola iraola changed the title 485 Major fixes and upgrade to numpy 2.x Major fixes and upgrade to numpy 2.x Jan 19, 2026
@iraola iraola force-pushed the 485-fix-docker-image branch 5 times, most recently from 1a2e543 to b6fd722 Compare January 22, 2026 20:32
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codecov bot commented Jan 26, 2026

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.90%. Comparing base (bb1380b) to head (0bae378).

Additional details and impacted files

Impacted file tree graph

@@            Coverage Diff             @@
##           master     #486      +/-   ##
==========================================
- Coverage   95.35%   91.90%   -3.46%     
==========================================
  Files          73       73              
  Lines       12025    12048      +23     
==========================================
- Hits        11467    11073     -394     
- Misses        558      975     +417     
Files with missing lines Coverage Δ
dislib/cluster/dbscan/base.py 100.00% <100.00%> (ø)
dislib/cluster/gm/base.py 98.93% <100.00%> (ø)
dislib/cluster/kmeans/base.py 83.67% <100.00%> (+0.51%) ⬆️
dislib/recommendation/als/base.py 96.66% <100.00%> (ø)
dislib/sorting/terasort/base.py 99.16% <100.00%> (ø)
dislib/trees/distributed/decision_tree.py 95.03% <100.00%> (+0.01%) ⬆️
dislib/trees/distributed/terasort.py 100.00% <100.00%> (ø)
dislib/trees/nested/decision_tree.py 94.88% <100.00%> (-0.06%) ⬇️
dislib/trees/nested/terasort.py 100.00% <100.00%> (ø)

... and 9 files with indirect coverage changes


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@iraola iraola force-pushed the 485-fix-docker-image branch from b6fd722 to b8b6517 Compare January 27, 2026 08:32
iraola added 14 commits January 27, 2026 10:48
Mostly small changes in NaN and float data types.
And improve Dockerfile and requirements_*.txt files
- Address NumPy 2.x upgrade issues where the original complex nested
np.concatenate calls in test_arrange_sparse failed due to changes in
array handling and flattening behavior.
- Introduce flatten_index_arrays helper function to properly handle
the nested list-of-tuples structure from _arrange_samples, ensuring
compatibility and ignoring empty arrays.
- Replace the brittle flattening logic with the new helper for
improved readability, maintainability, and NumPy 2.x support.
The helper is kept within the test module as it's specific to this test's requirements.
Recent versions of scikit-learn enforce stricter input validation in
paired_distances and no longer accept sparse matrices implicitly.
This caused convergence checks to fail when k-means centers were stored
in sparse format, specifically under test_gm.py.test_sparse().

The convergence logic now explicitly normalizes centers to dense arrays
before computing distances, preserving previous behavior while making
the conversion explicit and forward-compatible. No changes to the
algorithm or results are introduced.
Replace usage of numpy.testing._private.parameterized with
unittest.TestCase.subTest. This removes reliance on NumPy private
APIs that were removed in v2.x, while preserving test coverage
across multiple parameter configurations.
Newer scikit-learn versions use n_init=1 by default if nothing
else is specified, therefore the comparing solution was not
accurate. Fixing n_init=10 fixes this issue.
Relax RandomForestRegressor test accuracy assertion from 0.72 to
0.70 to account for stable but environment-dependent
floating-point and parallelism differences observed between local
and CI runs.
Handle division by zero and ensure compatibility with inhomogeneous
arrays after upgrading to NumPy 2.x, preventing errors in nested
algorithm execution and tests.

This typycally happens when applying np.array to nested lists of
size-varying lists. Adding the argument dtype=object is a quick
fix for this.
This refactor simplifies the Docker image and reduces its size.

- TensorFlow support is removed
- pip cache is explicitly cleaned in the same build layer to
avoid baking download artifacts into the final image.
- The blosc installation is updated to align with NumPy 2.x
support,
- Docker build context is tightened by extending .dockerignore to
exclude Python virtual environments and other local-only artifacts.

Overall, this makes the image leaner, more reproducible, and easier to maintain without changing runtime behavior for supported workloads.
No longer needed due to better integration of newest torch version
with numpy.
- Use assertGreaterEqual for better logging upon errors
- Update deprecated assertGreaterEquals
Update requirement versions for pyarrow and cvxpy since older
versions can show issues after the NumPy 2.x upgrade
@iraola iraola force-pushed the 485-fix-docker-image branch from b8b6517 to 643e537 Compare January 27, 2026 18:20
For testing, it's proven to reduce the whole pipeline executing
time (close to ~4h).
@iraola iraola force-pushed the 485-fix-docker-image branch from 6e74fde to 0bae378 Compare January 28, 2026 13:56
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Fix docker image dependencies

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