Tidy empty and commented lines.

Author: hsorby

src/cmlibs/widgets/handlers/fixedaxistranslation.py

@@ -54,7 +54,6 @@ def set_model(self, model):
                 self._glyphs.append(create_plane_manipulation_arrow(scene, self._glyph_fields[i], size=AXIS_ARROW_SIZE, material=self._default_material))
                 self._reverse_glyphs.append(create_plane_manipulation_arrow(scene, self._glyph_fields[i], size=-AXIS_ARROW_SIZE, material=self._default_material))
 
-
         else:
             raise HandlerError('Given model does not have the required API for handling translation.')
 
@@ -75,7 +74,6 @@ def enter(self):
         centroid = calculate_centroid(self._model.plane_nodes_coordinates())
         for glyph in (self._glyphs + self._reverse_glyphs):
             glyph.setVisibilityFlag(True)
-            # glyph.setMaterial(self._default_material)
             set_glyph_position(glyph, centroid)
 
     def leave(self):