added const() to constants

Author: caternuson

adafruit_tsl2561.py

@@ -29,18 +29,18 @@
 """
 from adafruit_bus_device.i2c_device import I2CDevice
 
-TSL2561_DEFAULT_ADDRESS     = 0x39
-TSL2561_COMMAND_BIT         = 0x80
-TSL2561_WORD_BIT            = 0x20
-
-TSL2561_CONTROL_POWERON     = 0x03
-TSL2561_CONTROL_POWEROFF    = 0x00
-
-TSL2561_REGISTER_CONTROL    = 0x00
-TSL2561_REGISTER_TIMING     = 0x01
-TSL2561_REGISTER_CHAN0_LOW  = 0x0C
-TSL2561_REGISTER_CHAN1_LOW  = 0x0E
-TSL2561_REGISTER_ID         = 0x0A
+TSL2561_DEFAULT_ADDRESS     = const(0x39)
+TSL2561_COMMAND_BIT         = const(0x80)
+TSL2561_WORD_BIT            = const(0x20)
+
+TSL2561_CONTROL_POWERON     = const(0x03)
+TSL2561_CONTROL_POWEROFF    = const(0x00)
+
+TSL2561_REGISTER_CONTROL    = const(0x00)
+TSL2561_REGISTER_TIMING     = const(0x01)
+TSL2561_REGISTER_CHAN0_LOW  = const(0x0C)
+TSL2561_REGISTER_CHAN1_LOW  = const(0x0E)
+TSL2561_REGISTER_ID         = const(0x0A)
 
 TSL2561_GAIN_SCALE = (16, 1)
 TSL2561_TIME_SCALE = (1 / 0.034, 1 / 0.252, 1)