def dispense_and_scan(self, author_selection):
j = 0
#f = open(self.dispenserDevices[0], "wb")
f = open("/dev/ttyUSB0", "wb")
f.write("020180000380".decode("hex"))
f.flush()
f.close()
#k = Keyboard(self.scannerKeyDev[0])
k = Keyboard("/dev/input/event0")
k.flush()
code = ""
i = 0
#return code
start_time = time.time()
while i < 8:
key = k.readKey()
#print key
if key is not None:
code += key
i += 1
end_time = time.time() - start_time
#self.write_log("end time = "+str(end_time))
if(end_time > 4):
self.write_log("reader time out!!")
break;
self.write_log("Dispensing from card dispenser " + str(0))
self.write_log("device = "+str(self.dispenserDevices[0]))
self.write_log("scanner device = "+str(self.scannerKeyDev[0]))
return code
