diff --git a/basil/HL/bronkhorst_elflow.py b/basil/HL/bronkhorst_elflow.py
index fe7c6625..719efc2d 100644
--- a/basil/HL/bronkhorst_elflow.py
+++ b/basil/HL/bronkhorst_elflow.py
@@ -55,7 +55,7 @@ def read(self):
     def get_valve_output(self):
         self._intf.write(self.CMDS['get_valve'])
         ret = int(self.read()[11:], 16)
-        return ret*61.7/10345949 # converts int in percentage
+        return ret*61.7 / 10345949  # converts int in percentage
 
     def set_setpoint(self, value):
         """value range from 0 - 32000
diff --git a/examples/lab_devices/bronkhorsteflow.py b/examples/lab_devices/bronkhorsteflow.py
index 6110e954..e48a326e 100644
--- a/examples/lab_devices/bronkhorsteflow.py
+++ b/examples/lab_devices/bronkhorsteflow.py
@@ -8,7 +8,6 @@
 ''' This script shows how to use EFLOW
 '''
 
-import time
 from basil.dut import Dut
 
 dut = Dut('bronkhorstELFLOW_pyserial.yaml')
@@ -16,9 +15,9 @@
 
 # setting set point
 dut["hot_n2"].set_mode(0)
-dut["hot_n2"].set_setpoint(10000)  
+dut["hot_n2"].set_setpoint(10000)
 dut["hot_n2"].set_mode(0)
-print("setpoint",dut["hot_n2"].get_setpoint())
+print("setpoint", dut["hot_n2"].get_setpoint())
 
 # controlling valve
 dut["hot_n2"].set_mode(20)
@@ -28,4 +27,4 @@
 
 # Measuring of valve opening in %
 valve = dut["hot_n2"].get_valve_output()
-print("Valve opened in %", valve)
\ No newline at end of file
+print("Valve opened in %", valve)