remove unnecessary heat() tuning parameter

kiln-tuner.py

@@ -46,7 +46,7 @@ def recordprofile(csvfile, targettemp):
     try:
         stage = 'heating'
         if not config.simulate:
-            oven.output.heat(1, tuning=True)
+            oven.output.heat(0)
 
         while True:
             temp = oven.board.temp_sensor.temperature + \
@@ -73,7 +73,7 @@ def recordprofile(csvfile, targettemp):
     finally:
         # ensure we always shut the oven down!
         if not config.simulate:
-            oven.output.heat(0)
+            oven.output.cool(0)
 
 
 def line(a, b, x):

lib/oven.py

@@ -27,10 +27,8 @@ class Output(object):
             log.warning(msg)
             self.active = False
 
-    def heat(self,sleepfor, tuning=False):
+    def heat(self,sleepfor):
         self.GPIO.output(config.gpio_heat, self.GPIO.HIGH)
-        if tuning:
-            return
         time.sleep(sleepfor)
 
     def cool(self,sleepfor):