incl/with.R

In HenrikBengtsson/future: Unified Parallel and Distributed Processing in R for Everyone

# Evaluate a future using the 'multisession' plan
with(plan(multisession, workers = 2), {
  f <- future(Sys.getpid())
  w_pid <- value(f)
})
print(c(main = Sys.getpid(), worker = w_pid))



# Evaluate a future locally using the 'multisession' plan
local({
  with(plan(multisession, workers = 2), local = TRUE)

  f <- future(Sys.getpid())
  w_pid <- value(f)
  print(c(main = Sys.getpid(), worker = w_pid))
})