FEM: code formating, Python flake8: E211, E305

src/Mod/Fem/PyGui/_ViewProviderFemSolverCalculix.py

@@ -107,7 +107,7 @@ class _TaskPanelFemSolverCalculix:
         ccx_binary = self.ccx_prefs.GetString("ccxBinaryPath", "")
         if ccx_binary:
             self.CalculixBinary = ccx_binary
-            print ("Using CalculiX binary path from FEM preferences: {}".format(ccx_binary))
+            print("Using CalculiX binary path from FEM preferences: {}".format(ccx_binary))
         else:
             from platform import system
             if system() == 'Linux':
@@ -192,12 +192,12 @@ class _TaskPanelFemSolverCalculix:
             self.form.l_time.setText('Time: {0:4.1f}: '.format(time.time() - self.Start))
 
     def calculixError(self, error):
-        print ("Error() {}".format(error))
+        print("Error() {}".format(error))
         self.femConsoleMessage("CalculiX execute error: {}".format(error), "#FF0000")
 
     def calculixStarted(self):
-        print ("calculixStarted()")
-        print (self.Calculix.state())
+        print("calculixStarted()")
+        print(self.Calculix.state())
         self.form.pb_run_ccx.setText("Break CalculiX")
 
     def calculixStateChanged(self, newState):
@@ -209,8 +209,8 @@ class _TaskPanelFemSolverCalculix:
                 self.femConsoleMessage("CalculiX stopped.")
 
     def calculixFinished(self, exitCode):
-        print ("calculixFinished() {}".format(exitCode))
-        print (self.Calculix.state())
+        print("calculixFinished() {}".format(exitCode))
+        print(self.Calculix.state())
 
         # Restore previous cwd
         QtCore.QDir.setCurrent(self.cwd)
@@ -292,7 +292,7 @@ class _TaskPanelFemSolverCalculix:
             self.ext_editor_process.start(ext_editor_path, [filename])
 
     def editCalculixInputFile(self):
-        print ('editCalculixInputFile {}'.format(self.inp_file_name))
+        print('editCalculixInputFile {}'.format(self.inp_file_name))
         if self.ccx_prefs.GetBool("UseInternalEditor", True):
             FemGui.open(self.inp_file_name)
         else:
@@ -300,18 +300,18 @@ class _TaskPanelFemSolverCalculix:
             if ext_editor_path:
                 self.start_ext_editor(ext_editor_path, self.inp_file_name)
             else:
-                print ("External editor is not defined in FEM preferences. Falling back to internal editor")
+                print("External editor is not defined in FEM preferences. Falling back to internal editor")
                 FemGui.open(self.inp_file_name)
 
     def runCalculix(self):
-        print ('runCalculix')
+        print('runCalculix')
         self.Start = time.time()
 
         self.femConsoleMessage("CalculiX binary: {}".format(self.CalculixBinary))
         self.femConsoleMessage("Run CalculiX...")
 
         # run Calculix
-        print ('run CalculiX at: {} with: {}'.format(self.CalculixBinary, os.path.splitext(self.inp_file_name)[0]))
+        print('run CalculiX at: {} with: {}'.format(self.CalculixBinary, os.path.splitext(self.inp_file_name)[0]))
         # change cwd because ccx may crash if directory has no write permission
         # there is also a limit of the length of file names so jump to the document directory
         self.cwd = QtCore.QDir.currentPath()
@@ -343,8 +343,8 @@ class _TaskPanelFemSolverCalculix:
             try:
                 os.makedirs(wd)
             except:
-                print ("Dir \'{}\' from FEM preferences doesn't exist and cannot be created.".format(wd))
+                print("Dir \'{}\' from FEM preferences doesn't exist and cannot be created.".format(wd))
                 import tempfile
                 wd = tempfile.gettempdir()
-                print ("Dir \'{}\' will be used instead.".format(wd))
+                print("Dir \'{}\' will be used instead.".format(wd))
         return wd

src/Mod/Fem/femcommands/commands.py

@@ -629,7 +629,7 @@ class _CommandFemSolverRun(CommandManager):
             if ret_code == 0:
                 self.fea.load_results()
             else:
-                print ("CalculiX failed ccx finished with error {}".format(ret_code))
+                print("CalculiX failed ccx finished with error {}".format(ret_code))
 
         self.solver = self.selobj
         if hasattr(self.solver, "SolverType") and self.solver.SolverType == "FemSolverCalculix":

src/Mod/Fem/feminout/writeFenicsXDMF.py

@@ -172,6 +172,7 @@ def write_fenics_mesh_scalar_cellfunctions(name, cell_array, attributenode, enco
     elif encoding == ENCODING_HDF5:
         pass
 
+
 """
 Example: mesh with two topologies and one mesh function for the facet one
 

src/Mod/Fem/femmesh/gmshtools.py

@@ -253,7 +253,7 @@ class GmshTools():
             # print ('  No mesh group objects.')
             pass
         else:
-            print ('  Mesh group objects, we need to get the elements.')
+            print('  Mesh group objects, we need to get the elements.')
             for mg in self.mesh_obj.MeshGroupList:
                 new_group_elements = FemMeshTools.get_mesh_group_elements(mg, self.part_obj)
                 for ge in new_group_elements:
@@ -285,7 +285,7 @@ class GmshTools():
             # print ('  No mesh regions.')
             pass
         else:
-            print ('  Mesh regions, we need to get the elements.')
+            print('  Mesh regions, we need to get the elements.')
             # by the use of MeshRegion object and a BooleanSplitCompound there could be problems with node numbers see
             # http://forum.freecadweb.org/viewtopic.php?f=18&t=18780&start=40#p149467
             # http://forum.freecadweb.org/viewtopic.php?f=18&t=18780&p=149520#p149520
@@ -346,7 +346,7 @@ class GmshTools():
             # print ('  No mesh boundary layer setting document object.')
             pass
         else:
-            print ('  Mesh boundary layers, we need to get the elements.')
+            print('  Mesh boundary layers, we need to get the elements.')
             if self.part_obj.Shape.ShapeType == 'Compound':
                 # see http://forum.freecadweb.org/viewtopic.php?f=18&t=18780&start=40#p149467 and http://forum.freecadweb.org/viewtopic.php?f=18&t=18780&p=149520#p149520
                 err = "Gmsh could return unexpected meshes for a boolean split tools Compound. It is strongly recommended to extract the shape to mesh from the Compound and use this one."

src/Mod/Fem/femsolver/elmer/equations/equation.py

@@ -34,6 +34,7 @@ if App.GuiUp:
     import FreeCADGui as Gui
     from PyGui import FemSelectionWidgets
 
+
 class Proxy(equationbase.BaseProxy):
 
     def __init__(self, obj):

src/Mod/Fem/femsolver/z88/writer.py

@@ -229,6 +229,7 @@ class FemInputWriterZ88(FemInputWriter.FemInputWriter):
         f.write(z88_dyn_template)
         f.close()
 
+
 # for solver parameter file Z88man.txt
 z88_man_template = '''DYNAMIC START
 ---------------------------------------------------------------------------

src/Mod/Fem/femtest/testfemcommon.py

@@ -1304,6 +1304,7 @@ def create_test_results():
     shutil.copyfile(dat_result_file, dat_Flow1D_thermomech_test_result_file)
     print('Flow1D thermomech results copied to the appropriate FEM test dirs in: ' + temp_dir)
 
+
 '''
 update the results of FEM unit tests: