FEM: improve imports

src/Mod/Fem/femguiobjects/ViewProviderFemConstraint.py

@@ -30,11 +30,13 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD _Base ViewProvider for FEM workbench
 
+from pivy import coin
+
 import FreeCAD
 import FreeCADGui
+
 import FemGui  # needed to display the icons in TreeView
 
-from pivy import coin
 
 False if FemGui.__name__ else True  # flake8, dummy FemGui usage
 

src/Mod/Fem/femguiobjects/_ViewProviderFemConstraintTie.py

@@ -29,12 +29,12 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD FEM _ViewProviderFemConstraintTie
 
-import FreeCAD
-import FreeCADGui
-
 from PySide import QtCore
 from PySide import QtGui
 
+import FreeCAD
+import FreeCADGui
+
 from . import FemSelectionWidgets
 from . import ViewProviderFemConstraint
 

src/Mod/Fem/femguiobjects/_ViewProviderFemElementFluid1D.py

@@ -31,12 +31,12 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD ViewProviderFemElementFluid1D
 
-import FreeCAD
-import FreeCADGui
-
 from PySide import QtCore
 from PySide import QtGui
 
+import FreeCAD
+import FreeCADGui
+
 from . import FemSelectionWidgets
 from . import ViewProviderFemConstraint
 from femobjects import _FemElementFluid1D

src/Mod/Fem/femguiobjects/_ViewProviderFemElementGeometry1D.py

@@ -29,11 +29,11 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD FEM _ViewProviderFemElementGeometry1D
 
+from PySide import QtCore
+
 import FreeCAD
 import FreeCADGui
 
-from PySide import QtCore
-
 from . import FemSelectionWidgets
 from . import ViewProviderFemConstraint
 from femobjects import _FemElementGeometry1D

src/Mod/Fem/femguiobjects/_ViewProviderFemElementGeometry2D.py

@@ -29,11 +29,11 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD FEM _ViewProviderFemElementGeometry2D
 
+from PySide import QtCore
+
 import FreeCAD
 import FreeCADGui
 
-from PySide import QtCore
-
 from . import FemSelectionWidgets
 from . import ViewProviderFemConstraint
 

src/Mod/Fem/femguiobjects/_ViewProviderFemElementRotation1D.py

@@ -29,11 +29,11 @@ __url__ = "http://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief FreeCAD FEM _ViewProviderFemElementRotation1D
 
+from PySide import QtCore
+
 import FreeCAD
 import FreeCADGui
 
-from PySide import QtCore
-
 from . import FemSelectionWidgets
 from . import ViewProviderFemConstraint
 

src/Mod/Fem/femguiobjects/_ViewProviderFemMaterial.py

@@ -31,7 +31,6 @@ __url__ = "http://www.freecadweb.org"
 #  \brief FreeCAD FEM _ViewProviderFemMaterial
 
 import sys
-
 from PySide import QtCore
 from PySide import QtGui
 

src/Mod/Fem/femguiobjects/_ViewProviderFemMaterialReinforced.py

@@ -30,13 +30,12 @@ __url__ = "http://www.freecadweb.org"
 #  \brief FreeCAD FEM _ViewProviderFemMaterialReinforced
 
 import sys
+from PySide import QtCore
+from PySide import QtGui
 
 import FreeCAD
 import FreeCADGui
 
-from PySide import QtCore
-from PySide import QtGui
-
 from . import ViewProviderFemConstraint
 
 

src/Mod/Fem/femguiobjects/_ViewProviderFemSolverCalculix.py

@@ -32,7 +32,6 @@ __url__ = "http://www.freecadweb.org"
 import os
 import sys
 import time
-
 from PySide import QtCore
 from PySide import QtGui
 from PySide.QtCore import Qt