Delete unnecessary lines and add plot

Author: SabineHaas

example/modelchain_example.py

@@ -240,26 +240,21 @@ def plot_or_print(my_turbine, e126, dummy_turbine):
         print(my_turbine.power_output)
         print(dummy_turbine.power_output)
 
-    # plot or print power (coefficient) curve
+    # plot or print power curve
     if plt:
-        if e126.power_coefficient_curve is not None:
-            e126.power_coefficient_curve.plot(
-                x='wind_speed', y='value', style='*',
-                title='Enercon E126 power coefficient curve')
-            plt.show()
         if e126.power_curve is not None:
             e126.power_curve.plot(x='wind_speed', y='value', style='*',
                                   title='Enercon E126 power curve')
             plt.show()
-        if my_turbine.power_coefficient_curve is not None:
-            my_turbine.power_coefficient_curve.plot(
-                x='wind_speed', y='value', style='*',
-                title='myTurbine power coefficient curve')
-            plt.show()
         if my_turbine.power_curve is not None:
             my_turbine.power_curve.plot(x='wind_speed', y='value', style='*',
                                         title='myTurbine power curve')
             plt.show()
+        if dummy_turbine.power_coefficient_curve is not None:
+            dummy_turbine.power_coefficient_curve.plot(
+                x='wind_speed', y='value', style='*',
+                title='dummyTurbine power coefficient curve')
+            plt.show()
     else:
         if e126.power_coefficient_curve is not None:
             print(e126.power_coefficient_curve)