Attempt to extract the CPU model on the current host. This is OS specific:
Linux: /proc/cpuinfo
Apple: sysctl -n
Solaris: Not implemented.
Windows: wmic cpu
A value of NA is return if it isn't possible to obtain the CPU.
get_cpu()## Return the machine CPU
get_cpu()
#> $vendor_id
#> [1] "GenuineIntel"
#>
#> $model_name
#> [1] "Intel(R) Xeon(R) CPU E5-1650 v2 @ 3.50GHz"
#>
#> $no_of_cores
#> [1] 3
#>