Fix issue with SCP test not completing on py3
Fix issue with SCP test not completing on py3

shsingh/netmiko,ktbyers/netmiko,shamanu4/netmiko,fooelisa/netmiko,fooelisa/netmiko,ktbyers/netmiko,shsingh/netmiko,isidroamv/netmiko,isidroamv/netmiko,shamanu4/netmiko