def connectToPort(self, portname):
	if platform.system() not in ["Windows","Darwin"]:   #Do this check only on Unix
		try:
			import socket
			self.blockingSocket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
			self.blockingSocket.bind('\0eyesj2%s'%portname) 
			self.blockingSocket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
		except socket.error as e:
			self.occupiedPorts.add(portname)
			raise RuntimeError("Another program is using %s (%d)" % (portname) )
	...