FEM: python base object, rename class and module

src/Mod/Fem/femobjects/base_fempythonobject.py

@@ -0,0 +1,49 @@
+# ***************************************************************************
+# *   Copyright (c) 2017 Markus Hovorka <m.hovorka@live.de>                 *
+# *   Copyright (c) 2020 Bernd Hahnebach <bernd@bimstatik.org>              *
+# *                                                                         *
+# *   This file is part of the FreeCAD CAx development system.              *
+# *                                                                         *
+# *   This program is free software; you can redistribute it and/or modify  *
+# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
+# *   as published by the Free Software Foundation; either version 2 of     *
+# *   the License, or (at your option) any later version.                   *
+# *   for detail see the LICENCE text file.                                 *
+# *                                                                         *
+# *   This program is distributed in the hope that it will be useful,       *
+# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+# *   GNU Library General Public License for more details.                  *
+# *                                                                         *
+# *   You should have received a copy of the GNU Library General Public     *
+# *   License along with this program; if not, write to the Free Software   *
+# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+# *   USA                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+__title__ = "FreeCAD FEM base python object"
+__author__ = "Markus Hovorka, Bernd Hahnebach"
+__url__ = "http://www.freecadweb.org"
+
+## @package base_fempythonobject
+#  \ingroup FEM
+#  \brief base object for FEM Python Features
+
+
+class BaseFemPythonObject(object):
+
+    BaseType = "Fem::BaseFemPythonObject"
+
+    def __init__(self, obj):
+        # self.Object = obj  # keep a ref to the DocObj for nonGui usage
+        obj.Proxy = self  # link between App::DocumentObject to this object
+
+    # they are needed, see:
+    # https://forum.freecadweb.org/viewtopic.php?f=18&t=44021
+    # https://forum.freecadweb.org/viewtopic.php?f=18&t=44009
+    def __getstate__(self):
+        return None
+
+    def __setstate__(self, state):
+        return None