-ir_tx_test.test() for NEC protocol
-ir_tx_test.test(5) for RC-5 protocol
-ir_tx_test.test(6) for RC-6 mode 0.
+from ir_tx_test import test
+test() for NEC protocol
+test(1) for Sony SIRC 12 bit
+test(2) for Sony SIRC 15 bit
+test(3) for Sony SIRC 20 bit
+test(5) for Philips RC-5 protocol
+test(6) for Philips RC-6 mode 0.