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https://issues.apache.org/jira/browse/ARROW-17702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17617123#comment-17617123
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Neal Richardson commented on ARROW-17702:
-----------------------------------------
I just mean that the R builds are passing on master (any recent failures are
flaky/unrelated).
> [R][CI] Test failure on CentOS 7
> --------------------------------
>
> Key: ARROW-17702
> URL: https://issues.apache.org/jira/browse/ARROW-17702
> Project: Apache Arrow
> Issue Type: Bug
> Components: Continuous Integration, R
> Reporter: Antoine Pitrou
> Priority: Critical
> Fix For: 10.0.0
>
>
> Seen on
> https://github.com/apache/arrow/actions/runs/3043073421/jobs/4901940045#step:5:2625
> {code}
> + as_arrow_table(mtcars) %>%
> + transmute(mpg, mpg_predicted = mtcars_predict_mpg(disp, cyl)) %>%
> + collect() %>%
> + head()
> + ## Don't show:
> + }) # examplesIf
> > library(dplyr, warn.conflicts = FALSE)
> > some_model <- lm(mpg ~ disp + cyl, data = mtcars)
> > register_scalar_function("mtcars_predict_mpg", function(context, disp,
> + cyl) {
> + predict(some_model, newdata = data.frame(disp, cyl))
> + }, in_type = schema(disp = float64(), cyl = float64()), out_type =
> float64(), auto_convert = TRUE)
> > as_arrow_table(mtcars) %>% transmute(mpg, mpg_predicted =
> mtcars_predict_mpg(disp,
> + cyl)) %>% collect() %>% head()
> Error in `collect()`:
> ! NotImplemented: Call to R (resolve scalar user-defined function output
> data type) from a non-R thread from an unsupported context
> Backtrace:
> ▆
> 1. ├─(if (getRversion() >= "3.4") withAutoprint else force)(...)
> 2. │ └─base::source(...)
> 3. │ ├─base::withVisible(eval(ei, envir))
> 4. │ └─base::eval(ei, envir)
> 5. │ └─base::eval(ei, envir)
> 6. ├─... %>% head()
> 7. ├─utils::head(.)
> 8. ├─dplyr::collect(.)
> 9. └─arrow:::collect.arrow_dplyr_query(.)
> 10. └─base::tryCatch(...)
> 11. └─base (local) tryCatchList(expr, classes, parentenv, handlers)
> 12. └─base (local) tryCatchOne(expr, names, parentenv,
> handlers[[1L]])
> 13. └─value[[3L]](cond)
> 14. └─rlang::abort(conditionMessage(e), call = call)
> Execution halted
> {code}
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