made the com port/device name set-able in the examples

Author: thearn

examples.py

@@ -2,11 +2,11 @@
 fromArduinoimportArduino
 importtime
 
-defBlink(led_pin,baud):
+defBlink(led_pin,baud, port=""):
 """
  Blinks an LED in 1 sec intervals
  """
-board=Arduino(baud)
+board=Arduino(baud, port=port)
 whileTrue:
 board.digitalWrite(led_pin,"LOW")
 printboard.digitalRead(led_pin) #confirm LOW (0)
@@ -15,12 +15,12 @@ def Blink(led_pin,baud):
 printboard.digitalRead(led_pin) #confirm HIGH (1)
 time.sleep(1)
 
-defsoftBlink(led_pin,baud):
+defsoftBlink(led_pin,baud, port=""):
 """
  Fades an LED off and on, using 
  Arduino's analogWrite (PWM) function
  """
-board=Arduino(baud)
+board=Arduino(baud, port=port)
 i=0
 whileTrue:
 i+=1
@@ -30,25 +30,25 @@ def softBlink(led_pin,baud):
 k=510-k
 board.analogWrite(led_pin,k)
 
-defadjustBrightness(pot_pin,led_pin,baud):
+defadjustBrightness(pot_pin,led_pin,baud, port=""):
 """
  Adjusts brightness of an LED using a
  potentiometer
  """
-board=Arduino(baud)
+board=Arduino(baud, port=port)
 whileTrue:
 time.sleep(0.01)
 val=board.analogRead(pot_pin)/4
 printval
 board.analogWrite(led_pin,val)
 
 
-defPingSonar(pw_pin,baud):
+defPingSonar(pw_pin,baud, port=""):
 """
  Gets distance measurement from Ping))) 
  ultrasonic rangefinder connected to pw_pin
  """
-board=Arduino(baud)
+board=Arduino(baud, port=port)
 pingPin=pw_pin
 whileTrue:
 duration=board.pulseIn(pingPin, "HIGH")
@@ -57,12 +57,12 @@ def PingSonar(pw_pin,baud):
 printinches,"inches"
 time.sleep(0.1)
 
-defLCD(tx,baud,ssbaud,message):
+defLCD(tx,baud,ssbaud,message, port=""):
 """
  Prints to two-line LCD connected to 
  pin tx
  """
-board=Arduino(baud)
+board=Arduino(baud, port=port)
 board.SoftwareSerial.begin(0,tx,ssbaud)
 whileTrue:
 board.SoftwareSerial.write(" test ")