register_parallel {bigparallelr}

Register parallel

Description

Register parallel in functions. Do makeCluster(), registerDoParallel() and stopCluster() when the function returns.

Usage

register_parallel(ncores, ...)

Arguments

ncores

Number of cores to use. If using only one, then this function uses foreach::registerDoSEQ().

...

Arguments passed on to makeCluster().

Examples

## Not run: 

test <- function(ncores) {
  register_parallel(ncores)
  foreach(i = 1:2) %dopar% i
}

test(2)  # only inside the function
foreach(i = 1:2) %dopar% i

## End(Not run)