diff --git a/src/Mod/Fem/Gui/TaskFemConstraintDisplacement.cpp b/src/Mod/Fem/Gui/TaskFemConstraintDisplacement.cpp
index a8eeeee6cc..35ea9040f0 100644
--- a/src/Mod/Fem/Gui/TaskFemConstraintDisplacement.cpp
+++ b/src/Mod/Fem/Gui/TaskFemConstraintDisplacement.cpp
@@ -707,7 +707,7 @@ bool TaskDlgFemConstraintDisplacement::accept()
                                 name.c_str(),
                                 parameterDisplacement->get_useFlowSurfaceForce() ? "True"
                                                                                  : "False");
-        
+
         std::string scale = parameterDisplacement->getScale();// OvG: determine modified scale
         Gui::Command::doCommand(Gui::Command::Doc,
                                 "App.ActiveDocument.%s.Scale = %s",
diff --git a/src/Mod/Fem/Gui/ViewProviderFemPostFunction.cpp b/src/Mod/Fem/Gui/ViewProviderFemPostFunction.cpp
index 633f4df6a6..2bf60b8a70 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemPostFunction.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemPostFunction.cpp
@@ -165,10 +165,10 @@ ViewProviderFemPostFunction::ViewProviderFemPostFunction()
         AutoScaleFactorY, (1), "AutoScale", App::Prop_Hidden, "Automatic scaling factor");
     ADD_PROPERTY_TYPE(
         AutoScaleFactorZ, (1), "AutoScale", App::Prop_Hidden, "Automatic scaling factor");
-    
+
     m_geometrySeperator = new SoSeparator();
     m_geometrySeperator->ref();
-    
+
     m_scale = new SoScale();
     m_scale->ref();
     m_scale->scaleFactor = SbVec3f(1, 1, 1);
diff --git a/src/Mod/Fem/femexamples/equation_deformation_spring_elmer.py b/src/Mod/Fem/femexamples/equation_deformation_spring_elmer.py
index c592a971c3..96ed7f6a7c 100644
--- a/src/Mod/Fem/femexamples/equation_deformation_spring_elmer.py
+++ b/src/Mod/Fem/femexamples/equation_deformation_spring_elmer.py
@@ -77,12 +77,12 @@ def setup(doc=None, solvertype="elmer"):
     SketchPath.MapMode = "FlatFace"
     SketchPath.addGeometry(Part.LineSegment(Vector(
         -20.0, 30.0, 0.0), Vector(-20.0, 0.0, 0.0)), False)
-    SketchPath.addConstraint(Sketcher.Constraint('PointOnObject', 0, 2, -1)) 
-    SketchPath.addConstraint(Sketcher.Constraint('Vertical', 0)) 
+    SketchPath.addConstraint(Sketcher.Constraint('PointOnObject', 0, 2, -1))
+    SketchPath.addConstraint(Sketcher.Constraint('Vertical', 0))
     SketchPath.addGeometry(Part.ArcOfCircle(Part.Circle(
         Vector(0.0, 0.0, 0.0), Vector(0, 0, 1), 20.0), 3.141593, 6.283185), False)
-    SketchPath.addConstraint(Sketcher.Constraint('Tangent', 0, 2, 1, 1)) 
-    SketchPath.addConstraint(Sketcher.Constraint('PointOnObject', 1, 2, -1)) 
+    SketchPath.addConstraint(Sketcher.Constraint('Tangent', 0, 2, 1, 1))
+    SketchPath.addConstraint(Sketcher.Constraint('PointOnObject', 1, 2, -1))
     SketchPath.addGeometry(Part.LineSegment(
         Vector(20.0, 0.0, 0.0), Vector(20.0, 30.0, 0.0)), False)
     SketchPath.addConstraint(Sketcher.Constraint('Tangent', 1, 2, 2, 1))
diff --git a/src/Mod/Fem/femsolver/elmer/equations/heat_writer.py b/src/Mod/Fem/femsolver/elmer/equations/heat_writer.py
index d5f4dc9334..066dde3d0b 100644
--- a/src/Mod/Fem/femsolver/elmer/equations/heat_writer.py
+++ b/src/Mod/Fem/femsolver/elmer/equations/heat_writer.py
@@ -129,7 +129,7 @@ class Heatwriter:
         tempObj = self.write.getSingleMember("Fem::ConstraintInitialTemperature")
         if tempObj is not None:
             refTemp = float(tempObj.initialTemperature.getValueAs("K"))
-            for name in bodies:              
+            for name in bodies:
                 self.write.initial(name, "Temperature", refTemp)
             self.write.handled(tempObj)
 
diff --git a/src/Mod/Fem/femsolver/elmer/writer.py b/src/Mod/Fem/femsolver/elmer/writer.py
index dfa4af460e..e6a0157667 100644
--- a/src/Mod/Fem/femsolver/elmer/writer.py
+++ b/src/Mod/Fem/femsolver/elmer/writer.py
@@ -348,7 +348,7 @@ class Writer(object):
             self._simulation("BDF Order", self.solver.BDFOrder)
             self._simulation("Output Intervals", self.solver.OutputIntervals)
             self._simulation("Timestep Intervals", self.solver.TimestepIntervals)
-            self._simulation("Timestep Sizes", self.solver.TimestepSizes) 
+            self._simulation("Timestep Sizes", self.solver.TimestepSizes)
             self._simulation("Timestepping Method", "BDF")
         self._simulation("Use Mesh Names", True)
 
diff --git a/src/Mod/Fem/femtools/femutils.py b/src/Mod/Fem/femtools/femutils.py
index fa7cddabd5..d2234cebc9 100644
--- a/src/Mod/Fem/femtools/femutils.py
+++ b/src/Mod/Fem/femtools/femutils.py
@@ -398,7 +398,7 @@ def startProgramInfo(code):
         return info
 
 def expandParentObject():
-    """ expands parent and selected obj in tree view """ 
+    """ expands parent and selected obj in tree view """
     trees = FreeCADGui.getMainWindow().findChildren(QtGui.QTreeWidget)
     for tree in trees:
         items = tree.selectedItems()