add workers keyword

AutFN_orbit.jl

@@ -43,7 +43,7 @@ parsed_args = parse_commandline()
 
 include("CPUselect.jl")
 
-set_parallel_mthread(parsed_args)
+set_parallel_mthread(parsed_args, workers=true)
 
 include("SAutFNs.jl")
 include("Orbit.jl")

CPUselect.jl

@@ -9,7 +9,7 @@ function cpuinfo_physicalcores()
     return maxcore + 1
 end
 
-function set_parallel_mthread(parsed_args)
+function set_parallel_mthread(parsed_args; workers=false)
 
     if parsed_args["cpus"] == nothing
         N = cpuinfo_physicalcores()
@@ -20,11 +20,13 @@ function set_parallel_mthread(parsed_args)
         end
     end
 
-    info("Using $N cpus in @parallel code.")
+    if workers
+        addprocs(N)
+        info("Using $N cpus in @parallel code.")
+    end
     info("Using $(Threads.nthreads()) threads in @threads code.")
-
-    addprocs(N)
     BLAS.set_num_threads(N)
+    info("Using $N threads in BLAS.")
 
     return N
 end

SL_orbit.jl

@@ -50,7 +50,7 @@ parsed_args = parse_commandline()
 
 include("CPUselect.jl")
 
-set_parallel_mthread(parsed_args)
+set_parallel_mthread(parsed_args, workers=true)
 
 include("SLNs.jl")
 include("Orbit.jl")