Cleaned up whitespace

Libraries/Example.py

@@ -7,13 +7,15 @@ from RNode import RNodeInterface
 # We'll also define which serial port the
 # RNode is attached to.
 serialPort = "/dev/ttyUSB0"
+# TODO: Remove
+serialPort = "/dev/tty.usbserial-DN03E0FQ"
 
 # This function gets called every time a
 # packet is received
 def gotPacket(data, rnode):
-	print "Received a packet: "+data
-	print "RSSI: "+str(rnode.r_stat_rssi)+" dBm"
-	print "SNR:  "+str(rnode.r_stat_snr)+" dB"
+	print("Received a packet: "+data)
+	print("RSSI: "+str(rnode.r_stat_rssi)+" dBm")
+	print("SNR:  "+str(rnode.r_stat_snr)+" dB")
 
 # Create an RNode instance. This configures
 # and powers up the radio.
@@ -30,10 +32,10 @@ rnode = RNodeInterface(
 
 # Enter a loop waiting for user input.
 try:
-	print "Waiting for packets, hit enter to send a packet, Ctrl-C to exit"
+	print("Waiting for packets, hit enter to send a packet, Ctrl-C to exit")
 	while True:
-		raw_input()
+		input()
 		rnode.send("Hello World!")
 except KeyboardInterrupt as e:
-	print ""
+	print("")
 	exit()

Libraries/RNode.py

@@ -1,4 +1,3 @@
-from __future__ import print_function
 from time import sleep
 import sys
 import serial
@@ -7,48 +6,47 @@ import time
 import math
 
 class KISS():
-	FEND			= chr(0xC0)
-	FESC			= chr(0xDB)
-	TFEND			= chr(0xDC)
-	TFESC			= chr(0xDD)
+    FEND            = 0xC0
+    FESC            = 0xDB
+    TFEND           = 0xDC
+    TFESC           = 0xDD
+    CMD_UNKNOWN     = 0xFE
+    CMD_DATA        = 0x00
+    CMD_FREQUENCY   = 0x01
+    CMD_BANDWIDTH   = 0x02
+    CMD_TXPOWER     = 0x03
+    CMD_SF          = 0x04
+    CMD_CR          = 0x05
+    CMD_RADIO_STATE = 0x06
+    CMD_RADIO_LOCK  = 0x07
+    CMD_DETECT      = 0x08
+    CMD_PROMISC     = 0x0E
+    CMD_READY       = 0x0F
+    CMD_STAT_RX     = 0x21
+    CMD_STAT_TX     = 0x22
+    CMD_STAT_RSSI   = 0x23
+    CMD_STAT_SNR    = 0x24
+    CMD_BLINK       = 0x30
+    CMD_RANDOM      = 0x40
+    CMD_FW_VERSION  = 0x50
+    CMD_ROM_READ    = 0x51
 
-	CMD_UNKNOWN		= chr(0xFE)
-	CMD_DATA		= chr(0x00)
-	CMD_FREQUENCY	= chr(0x01)
-	CMD_BANDWIDTH	= chr(0x02)
-	CMD_TXPOWER		= chr(0x03)
-	CMD_SF			= chr(0x04)
-	CMD_CR          = chr(0x05)
-	CMD_RADIO_STATE = chr(0x06)
-	CMD_RADIO_LOCK	= chr(0x07)
-	CMD_DETECT		= chr(0x08)
-	CMD_PROMISC		= chr(0x0E)
-	CMD_READY       = chr(0x0F)
-	CMD_STAT_RX		= chr(0x21)
-	CMD_STAT_TX		= chr(0x22)
-	CMD_STAT_RSSI	= chr(0x23)
-	CMD_STAT_SNR	= chr(0x24)
-	CMD_BLINK		= chr(0x30)
-	CMD_RANDOM		= chr(0x40)
-	CMD_FW_VERSION  = chr(0x50)
-	CMD_ROM_READ    = chr(0x51)
+    DETECT_REQ      = 0x73
+    DETECT_RESP     = 0x46
 
-	DETECT_REQ      = chr(0x73)
-	DETECT_RESP     = chr(0x46)
+    RADIO_STATE_OFF = 0x00
+    RADIO_STATE_ON  = 0x01
+    RADIO_STATE_ASK = 0xFF
     
-	RADIO_STATE_OFF = chr(0x00)
-	RADIO_STATE_ON	= chr(0x01)
-	RADIO_STATE_ASK = chr(0xFF)
-	
-	CMD_ERROR		    = chr(0x90)
-	ERROR_INITRADIO     = chr(0x01)
-	ERROR_TXFAILED	    = chr(0x02)
-	ERROR_EEPROM_LOCKED	= chr(0x03)
+    CMD_ERROR           = chr0x90
+    ERROR_INITRADIO     = chr0x01
+    ERROR_TXFAILED      = chr0x02
+    ERROR_EEPROM_LOCKED = chr0x03
 
     @staticmethod
     def escape(data):
-		data = data.replace(chr(0xdb), chr(0xdb)+chr(0xdd))
-		data = data.replace(chr(0xc0), chr(0xdb)+chr(0xdc))
+        data = data.replace(bytes([0xdb]), bytes([0xdb, 0xdd]))
+        data = data.replace(bytes([0xc0]), bytes([0xdb, 0xdc]))
         return data