Python code to get motherboard serial number. For Linux, MacOS, and Windows.

get_serial_number.py

# wmic bios get serialnumber#Windows
# hal-get-property --udi /org/freedesktop/Hal/devices/computer --key system.hardware.uuid#Linux
# ioreg -l | grep IOPlatformSerialNumber#Mac OS X
import os, sys
def getMachine_addr():
	os_type = sys.platform.lower()
	if "win" in os_type:
		command = "wmic bios get serialnumber"
	elif "linux" in os_type:
		command = "hal-get-property --udi /org/freedesktop/Hal/devices/computer --key system.hardware.uuid"
	elif "darwin" in os_type:
		command = "ioreg -l | grep IOPlatformSerialNumber"
	return os.popen(command).read().replace("\n","").replace("	","").replace(" ","")

#output machine serial code: XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXX
print(getMachine_addr())