Return superclass function return value

pyradiomics_radler/myshape.py

@@ -9,19 +9,19 @@ class MyRadiomicsShape(MyRadiomicsFeaturesBase):
         super().__init__(inputImage, inputMask, **kwargs)
 
     def _initVoxelBasedCalculation(self):
-        RadiomicsShape._initVoxelBasedCalculation(self)
+        return RadiomicsShape._initVoxelBasedCalculation(self)
 
     def _initSegmentBasedCalculation(self):
-        RadiomicsShape._initSegmentBasedCalculation(self)
+        return RadiomicsShape._initSegmentBasedCalculation(self)
 
     def _calculateSurfaceArea(self):
-        self.SurfaceArea = RadiomicsShape._calculateSurfaceArea(self)
+        return RadiomicsShape._calculateSurfaceArea(self)
 
     def calculateDiameters(self):
-        RadiomicsShape.calculateDiameters(self)
+        return RadiomicsShape.calculateDiameters(self)
 
     def _interpolate(self, grid, p1, p2):
-        RadiomicsShape._interpolate(self, grid, p1, p2)
+        return RadiomicsShape._interpolate(self, grid, p1, p2)
 
     def getCompactness2FeatureValue(self):
         r"""
@@ -43,7 +43,7 @@ class MyRadiomicsShape(MyRadiomicsFeaturesBase):
         specified, including this feature). To include this feature in the extraction, specify it by name in the enabled features.
         """
         if self.SurfaceArea is None:
-            self._calculateSurfaceArea()
+            self.SurfaceArea = self._calculateSurfaceArea()
         return (36.0 * numpy.pi) * (self.Volume ** 2.0) / (self.SurfaceArea ** 3.0)
 
     def getEccentricityFeatureValue(self):