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Loading mlr3torch breaks tabpfn

Open be-marc opened this issue 2 months ago • 2 comments

Loading mlr3torch breaks classif.tabpfn from mlr3extralearners. This works

  library(mlr3extralearners)

  Sys.setenv(RETICULATE_PYTHON_ENV = "tabpfn")
  reticulate::py_discover_config()

  learner = lrn("classif.tabpfn")
  learner$train(tsk("sonar"))

This fails


  library(mlr3extralearners)
  library(mlr3torch)

  Sys.setenv(RETICULATE_PYTHON_ENV = "tabpfn")
  reticulate::py_discover_config()

  learner = lrn("classif.tabpfn")
  learner$train(tsk("sonar"))
  # Error: Package torch,tabpfn not available
 
  reticulate::import("tabpfn")
  # Error in py_module_import(module, convert = convert) : 
  # ImportError: /home/marc/.virtualenvs/tabpfn/lib/python3.12/site-packages/torch/lib/libc10_cuda.so: undefined symbol: _ZN3c106detail14torchCheckFailEPKcS2_jRKSs

be-marc avatar Sep 23 '25 07:09 be-marc