cpu affinity: in case of invalid CPU number show an error reporting the list of valid CPUs
cpu affinity: in case of invalid CPU number show an error reporting the list of valid CPUs

0-wiz-0/psutil,jamesblunt/psutil,msarahan/psutil,landryb/psutil,mindw/psutil,jorik041/psutil,giampaolo/psutil,tomprince/psutil,mrjefftang/psutil,jorik041/psutil,mindw/psutil,qbit/psutil,msarahan/psutil,Q-Leap-Networks/psutil,landryb/psutil,packages/psutil,mrjefftang/psutil,landryb/psutil,mrjefftang/psutil,packages/psutil,tomprince/psutil,cloudbase/psutil,jamesblunt/psutil,mindw/psutil,tomprince/psutil,msarahan/psutil,qbit/psutil,qbit/psutil,cloudbase/psutil,mindw/psutil,packages/psutil,Q-Leap-Networks/psutil,0-wiz-0/psutil,tomprince/psutil,landryb/psutil,mindw/psutil,jamesblunt/psutil,cloudbase/psutil,tomprince/psutil,giampaolo/psutil,landryb/psutil,jorik041/psutil