Index: HD/UI.py
===================================================================
diff -u -r0da0106eca868b9144298c60911710b3414a5837 -rc652777ecb913a96a3bd61ca0bb0c062091f45e3
--- HD/UI.py	(.../UI.py)	(revision 0da0106eca868b9144298c60911710b3414a5837)
+++ HD/UI.py	(.../UI.py)	(revision c652777ecb913a96a3bd61ca0bb0c062091f45e3)
@@ -121,30 +121,30 @@
                                                                   self.handler_treatment_param_ranges)
 
         # initialize variables that will be populated by treatment parameter ranges message
-        self.MinTreatmentDurationMin = 0
-        self.MaxTreatmentDurationMin = 0
-        self.MinUFVolumeMl = 0
-        self.MaxUFVolumeMl = 0
-        self.MinDialysateFlowRateMlMin = 0
-        self.MaxDialysateFlowRateMlMin = 0
+        self.min_treatment_duration_min = 0
+        self.max_treatment_duration_min = 0
+        self.min_uf_volume_ml = 0
+        self.max_uf_volume_ml = 0
+        self.min_dialysate_flow_rate_ml_min = 0
+        self.max_dialysate_flow_rate_ml_min = 0
         # initialize variables that will be populated by response from HD to treatment duration change request
-        self.DurationChangeSucceeded = False
-        self.DurationChangeRejectReason = 0
-        self.DurationChangeTimeMin = 0
-        self.DurationChangeUFVolMl = 0
+        self.duration_change_succeeded = False
+        self.duration_change_reject_reason = 0
+        self.duration_change_time_min = 0
+        self.duration_change_uf_vol_ml = 0
         # initialize variables that will be populated by response from HD to UF change request
-        self.UFChangeSucceeded = False
-        self.UFChangeRejectReason = 0
-        self.UFChangeVolumeMl = 0
-        self.UFChangeTimeMin = 0
-        self.UFChangeRateMlMin = 0.0
-        self.UFChangeTimeDiff = 0
-        self.UFChangeRateDiff = 0.0
+        self.uf_change_succeeded = False
+        self.uf_change_reject_reason = 0
+        self.uf_change_volume_ml = 0
+        self.uf_change_time_min = 0
+        self.uf_change_rate_ml_min = 0.0
+        self.uf_change_time_diff = 0
+        self.uf_change_rate_diff = 0.0
         # initialize variables that will be populated by response from HD to blood & dialysate flow rate change request
-        self.BloodAndDialysateFlowRateChangeSucceeded = False
-        self.BloodAndDialysateFlowRateChangeRejectReason = 0
-        self.TargetBloodFlowRate = 0
-        self.TargetDialysateFlowRate = 0
+        self.blood_and_dialysate_flow_rate_change_succeeded = False
+        self.blood_and_dialysate_flow_rate_change_reject_reason = 0
+        self.target_blood_flow_rate = 0
+        self.target_dialysate_flow_rate = 0
 
     def handler_treatment_param_ranges(self, message):
         """
@@ -173,12 +173,12 @@
         maxDialRt = struct.unpack('i', bytearray(
             message['message'][self.START_POS_MAX_DIAL_RATE:self.END_POS_MAX_DIAL_RATE]))
 
-        self.MinTreatmentDurationMin = minTime[0]
-        self.MaxTreatmentDurationMin = maxTime[0]
-        self.MinUFVolumeMl = minUFVol[0]
-        self.MaxUFVolumeMl = maxUFVol[0]
-        self.MinDialysateFlowRateMlMin = minDialRt[0]
-        self.MaxDialysateFlowRateMlMin = maxDialRt[0]
+        self.min_treatment_duration_min = minTime[0]
+        self.max_treatment_duration_min = maxTime[0]
+        self.min_uf_volume_ml = minUFVol[0]
+        self.max_uf_volume_ml = maxUFVol[0]
+        self.min_dialysate_flow_rate_ml_min = minDialRt[0]
+        self.max_dialysate_flow_rate_ml_min = maxDialRt[0]
 
     def handler_treatment_duration_change_response(self, message):
         """
@@ -201,10 +201,10 @@
         vol = struct.unpack('i', bytearray(
             message['message'][self.START_POS_TIME_CHG_RSP_UF_VOL:self.END_POS_TIME_CHG_RSP_UF_VOL]))
 
-        self.DurationChangeSucceeded = rsp[0]
-        self.DurationChangeRejectReason = rea[0]
-        self.DurationChangeTimeMin = tim[0]
-        self.DurationChangeUFVolMl = vol[0]
+        self.duration_change_succeeded = rsp[0]
+        self.duration_change_reject_reason = rea[0]
+        self.duration_change_time_min = tim[0]
+        self.duration_change_uf_vol_ml = vol[0]
 
     def handler_blood_and_dialysate_change_response(self, message):
         """
@@ -231,10 +231,10 @@
             resp = False
         else:
             resp = True
-        self.BloodAndDialysateFlowRateChangeSucceeded = resp
-        self.BloodAndDialysateFlowRateChangeRejectReason = rea[0]
-        self.TargetBloodFlowRate = bld[0]
-        self.TargetDialysateFlowRate = dil[0]
+        self.blood_and_dialysate_flow_rate_change_succeeded = resp
+        self.blood_and_dialysate_flow_rate_change_reject_reason = rea[0]
+        self.target_blood_flow_rate = bld[0]
+        self.target_dialysate_flow_rate = dil[0]
 
     def handler_uf_change_response(self, message):
         """
@@ -270,12 +270,12 @@
             resp = False
         else:
             resp = True
-        self.UFChangeSucceeded = resp
-        self.UFChangeRejectReason = rea[0]
+        self.uf_change_succeeded = resp
+        self.uf_change_reject_reason = rea[0]
         self.UFChangeVolumeL = vol[0] / self.LITER_TO_ML_CONVERSION_FACTOR
-        self.UFChangeTimeMin = tim[0]
-        self.UFChangeTimeDiff = tmd[0]
-        self.UFChangeRateMlMin = rat[0]
+        self.uf_change_time_min = tim[0]
+        self.uf_change_time_diff = tmd[0]
+        self.uf_change_rate_ml_min = rat[0]
         self.UFChangeRateDifff = rtd[0]
 
     def cmd_ui_checkin_with_hd(self):