R Under development (unstable) (2026-03-03 r89529 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(optbinningR)

Attaching package: 'optbinningR'

The following object is masked from 'package:base':

    transform

> 
> test_check("optbinningR")
[multiclass] solver=cp bins=4 objective=1.221853
[ FAIL 0 | WARN 0 | SKIP 3 | PASS 184 ]

══ Skipped tests (3) ═══════════════════════════════════════════════════════════
• python optbinning LocalSolver backend not available (2):
  'test-localsolver-large-scale-tutorials.R:8:5',
  'test-python-tutorial-parity.R:7:5'
• python package optbinning not available (1): 'test-optimal-binning.R:247:5'

[ FAIL 0 | WARN 0 | SKIP 3 | PASS 184 ]
> 
> proc.time()
   user  system elapsed 
  37.98    0.73   38.70