start implementing SimpleReader

data/tests/Step/gasket1.p21

@@ -0,0 +1,220 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('STEP conformance test data','AP203 class 6 - advanced brep'),'1');
+FILE_NAME('gasket1.p21','1994-12-14 T10:00:00',
+('S. Dhar','S. Jetli','M. McFarland','J. Kindrick'),
+('Industrial Technology Institute',
+'P.O. Box 1485',
+'Ann Arbor',
+'Michigan',
+'48106'),'NIST Data Probe, Release March 1993','conformance test suite','K. H. Muralidhar');
+FILE_SCHEMA(('CONFIG_CONTROL_DESIGN'));
+ENDSEC;
+DATA;
+#1=PRODUCT('11113','Flat Ring Gasket','Description for part 11113',(#2));
+#2=MECHANICAL_CONTEXT('detailed design',#3,'mechanical');
+#3=APPLICATION_CONTEXT('Control the configuration of three dimensional design');
+#300=APPLICATION_PROTOCOL_DEFINITION('AP definition status','config_control_design', 1994, #3);
+#4=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#5,#8,(#1));
+#5=PERSON_AND_ORGANIZATION(#6,#7);
+#6=PERSON('307-10-5806','Muralidhar','K.',('H.'),$,$);
+#7=ORGANIZATION('ITI-Michigan','Industrial Technology Institute','A not-for-profit engineering and research center');
+#8=PERSON_AND_ORGANIZATION_ROLE('design_owner');
+#9=PRODUCT_RELATED_PRODUCT_CATEGORY('detail','Part Type for product 11113',(#1));
+#10=PRODUCT_DEFINITION_FORMATION_WITH_SPECIFIED_SOURCE('A','Description of version with specified source for part 11113',#1,.BOUGHT.);
+#11=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#13,#15,(#10));
+#13=PERSON_AND_ORGANIZATION(#14,#7);
+#14=PERSON('302-30-6149','Quadir','Nur',$,$,$);
+#15=PERSON_AND_ORGANIZATION_ROLE('creator');
+#44=CC_DESIGN_APPROVAL(#45,(#10));
+#45=APPROVAL(#46,'Approved as initial STEP test case part');
+#46=APPROVAL_STATUS('approved');
+#47=APPROVAL_DATE_TIME(#48,#45);
+#48=DATE_AND_TIME(#50,#51);
+#50=CALENDAR_DATE(1993,17,7);
+#51=LOCAL_TIME(13,29,52.0,#29);
+#69=APPROVAL_PERSON_ORGANIZATION(#70,#45,#72);
+#70=PERSON_AND_ORGANIZATION(#71,#7);
+#71=PERSON('574-20-7069','Kindrick','James',$,$,$);
+#72=APPROVAL_ROLE('Authorize part release');
+#31=CC_DESIGN_SECURITY_CLASSIFICATION(#32,(#10));
+#32=SECURITY_CLASSIFICATION('1993-C1','open availability of STEP test data',#33);
+#33=SECURITY_CLASSIFICATION_LEVEL('unclassified');
+#34=CC_DESIGN_DATE_AND_TIME_ASSIGNMENT(#35,#39,(#32));
+#35=DATE_AND_TIME(#36,#37);
+#36=CALENDAR_DATE(1993,17,7);
+#37=LOCAL_TIME(13,45,20.0,#29);
+#39=DATE_TIME_ROLE('classification_date');
+#40=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#41,#43,(#32));
+#41=PERSON_AND_ORGANIZATION(#42,#7);
+#42=PERSON('412-89-3456','Dhar','Shantanu',$,('Mr.'),$);
+#43=PERSON_AND_ORGANIZATION_ROLE('classification_officer');
+#53=CC_DESIGN_APPROVAL(#54,(#32));
+#54=APPROVAL(#55,'Approved as unclassified step test data');
+#55=APPROVAL_STATUS('approved');
+#56=APPROVAL_DATE_TIME(#57,#54);
+#57=DATE_AND_TIME(#58,#59);
+#58=CALENDAR_DATE(1993,17,7);
+#59=LOCAL_TIME(13,47,28.0,#29);
+#73=APPROVAL_PERSON_ORGANIZATION(#74,#54,#76);
+#74=PERSON_AND_ORGANIZATION(#75,#7);
+#75=PERSON('525-94-5792','Matthews','Robert',('S.'),$,$);
+#76=APPROVAL_ROLE('Authorize the security code');
+#17=PRODUCT_DEFINITION('D1','Detailed drawing as planned for conformance testing',#10,#18);
+#18=DESIGN_CONTEXT('detailed design',#3,'design');
+#19=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#13,#23,(#17));
+#23=PERSON_AND_ORGANIZATION_ROLE('creator');
+#24=CC_DESIGN_DATE_AND_TIME_ASSIGNMENT(#25,#30,(#17));
+#25=DATE_AND_TIME(#27,#28);
+#27=CALENDAR_DATE(1993,19,7);
+#28=LOCAL_TIME(19,46,55.0,#29);
+#29=COORDINATED_UNIVERSAL_TIME_OFFSET(8,$,.BEHIND.);
+#30=DATE_TIME_ROLE('creation_date');
+#61=CC_DESIGN_APPROVAL(#62,(#17));
+#62=APPROVAL(#63,'Approved as STEP conformance testing drawing');
+#63=APPROVAL_STATUS('approved');
+#64=APPROVAL_DATE_TIME(#65,#62);
+#65=DATE_AND_TIME(#66,#67);
+#66=CALENDAR_DATE(1993,19,7);
+#67=LOCAL_TIME(19,47,51.0,#29);
+#77=APPROVAL_PERSON_ORGANIZATION(#70,#62,#79);
+#79=APPROVAL_ROLE('Authorize product definition');
+#80=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#81,#84,(#10,#1010));
+#81=PERSON_AND_ORGANIZATION(#82,#83);
+#82=PERSON('CDI-2','Dwaraka','B.',('K.'),$,$);
+#83=ORGANIZATION('CDI','Contract Design, Inc.','Contract engineering organization.');
+#84=PERSON_AND_ORGANIZATION_ROLE('design_supplier');
+#88=SUPPLIED_PART_RELATIONSHIP('design','design supplier','The supplier provides detailed designs',#17,#1017);
+#85=CC_DESIGN_CERTIFICATION(#86,(#88));
+#86=CERTIFICATION('ISO-9000 certified design supplier','quality control',#87);
+#87=CERTIFICATION_TYPE('design_supplier');
+#89=CC_DESIGN_APPROVAL(#90,(#86));
+#90=APPROVAL(#91,'Approved as ISO-9000 certified supplier');
+#91=APPROVAL_STATUS('approved');
+#92=APPROVAL_PERSON_ORGANIZATION(#70,#90,#93);
+#93=APPROVAL_ROLE('Authorize supplier certification');
+#94=DATE_AND_TIME(#95,#96);
+#95=CALENDAR_DATE(1993,20,4);
+#96=LOCAL_TIME(15,47,51.0,#29);
+#97=APPROVAL_DATE_TIME(#94,#90);
+#98=CC_DESIGN_DATE_AND_TIME_ASSIGNMENT(#100,#102,(#86));
+#99=CALENDAR_DATE(1993,19,4);
+#100=DATE_AND_TIME(#99,#101);
+#101=LOCAL_TIME(10,41,59.0,#29);
+#102=DATE_TIME_ROLE('certification_date');
+#1010=PRODUCT_DEFINITION_FORMATION_WITH_SPECIFIED_SOURCE('S-1','For Flat Ring Gasket',#1,.MADE.);
+#1011=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#1013,#1016,(#1010));
+#1013=PERSON_AND_ORGANIZATION(#1014,#83);
+#1014=PERSON('CDI-1','Brandenberg','Chad',$,$,$);
+#1016=PERSON_AND_ORGANIZATION_ROLE('creator');
+#1044=CC_DESIGN_APPROVAL(#1045,(#1010));
+#1045=APPROVAL(#1046,'Approved as test part design');
+#1046=APPROVAL_STATUS('approved');
+#1047=APPROVAL_DATE_TIME(#1048,#1045);
+#1048=DATE_AND_TIME(#1050,#1051);
+#1050=CALENDAR_DATE(1993,19,7);
+#1051=LOCAL_TIME(19,51,59.0,#29);
+#1069=APPROVAL_PERSON_ORGANIZATION(#1070,#1045,#1072);
+#1070=PERSON_AND_ORGANIZATION(#82,#83);
+#1072=APPROVAL_ROLE('Authorize part version');
+#1031=CC_DESIGN_SECURITY_CLASSIFICATION(#1032,(#1010));
+#1032=SECURITY_CLASSIFICATION('1993-C2','open availability of test part designs',#1033);
+#1033=SECURITY_CLASSIFICATION_LEVEL('unclassified');
+#1034=CC_DESIGN_DATE_AND_TIME_ASSIGNMENT(#1035,#1039,(#1032));
+#1035=DATE_AND_TIME(#1036,#1037);
+#1036=CALENDAR_DATE(1993,19,7);
+#1037=LOCAL_TIME(19,45,41.0,#29);
+#1039=DATE_TIME_ROLE('classification_date');
+#1040=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#1041,#1043,(#1032));
+#1041=PERSON_AND_ORGANIZATION(#1042,#83);
+#1042=PERSON('CDI-3','Sauter','Mitch',$,$,$);
+#1043=PERSON_AND_ORGANIZATION_ROLE('classification_officer');
+#1053=CC_DESIGN_APPROVAL(#1054,(#1032));
+#1054=APPROVAL(#1055,'Approved as unclassified part design');
+#1055=APPROVAL_STATUS('approved');
+#1056=APPROVAL_DATE_TIME(#1057,#1054);
+#1057=DATE_AND_TIME(#1058,#1059);
+#1058=CALENDAR_DATE(1993,19,7);
+#1059=LOCAL_TIME(19,47,58.0,#29);
+#1073=APPROVAL_PERSON_ORGANIZATION(#81,#1054,#1076);
+#1076=APPROVAL_ROLE('Authorize the security code');
+#1017=PRODUCT_DEFINITION('D2','Description of product for part 11113',#1010,#1018);
+#1018=DESIGN_CONTEXT('detailed design',#3,'design');
+#1019=CC_DESIGN_PERSON_AND_ORGANIZATION_ASSIGNMENT(#1013,#1023,(#1017));
+#1023=PERSON_AND_ORGANIZATION_ROLE('creator');
+#1024=CC_DESIGN_DATE_AND_TIME_ASSIGNMENT(#1025,#1030,(#1017));
+#1025=DATE_AND_TIME(#1027,#1028);
+#1027=CALENDAR_DATE(1993,18,7);
+#1028=LOCAL_TIME(10,51,59.0,#29);
+#1030=DATE_TIME_ROLE('creation_date');
+#1061=CC_DESIGN_APPROVAL(#1062,(#1017));
+#1062=APPROVAL(#1063,'Approved as detailed drawing');
+#1063=APPROVAL_STATUS('approved');
+#1064=APPROVAL_DATE_TIME(#1065,#1062);
+#1065=DATE_AND_TIME(#1066,#1067);
+#1066=CALENDAR_DATE(1993,19,7);
+#1067=LOCAL_TIME(19,51,59.0,#29);
+#1077=APPROVAL_PERSON_ORGANIZATION(#81,#1062,#1079);
+#1079=APPROVAL_ROLE('Authorize product definition');
+
+#1080=SHAPE_DEFINITION_REPRESENTATION(#1081,#9240);
+#1081=PRODUCT_DEFINITION_SHAPE('ABR_Shape','Shape of Flat Ring Gasket',#17);
+#9040 =(LENGTH_UNIT()NAMED_UNIT(*)SI_UNIT(.MILLI.,.METRE.));
+#9041 =(NAMED_UNIT(*)PLANE_ANGLE_UNIT()SI_UNIT($,.RADIAN.));
+#9042 =(NAMED_UNIT(*)SI_UNIT($,.STERADIAN.)SOLID_ANGLE_UNIT());
+#9043 = UNCERTAINTY_MEASURE_WITH_UNIT(LENGTH_MEASURE(0.000001),#9040);
+#9100 = CARTESIAN_POINT('CartPt1',(0.0,0.0,0.0));
+#9101 = DIRECTION('Dir1',(1.0,0.0,0.0));
+#9103 = DIRECTION('Dir3',(0.0,0.0,1.0));
+#9120 = AXIS2_PLACEMENT_3D('Ax2P3D1',#9100,#9103,#9101);
+#9121 = PLANE('Plane1',#9120);
+#9122 = CIRCLE('Circ1',#9120,30.0);
+#9123 = CARTESIAN_POINT('CartPt2',(30.0,0.0,0.0));
+#9124 = VERTEX_POINT('VertPt1',#9123);
+#9125 = EDGE_CURVE('EdgeCur1',#9124,#9124,#9122,.T.);
+#9126 = ORIENTED_EDGE('OriEdge1',*,*,#9125,.T.);
+#9127 = EDGE_LOOP('EdgeLoop1',(#9126));
+#9128 = FACE_BOUND('FaceBnd1',#9127,.F.);
+#9130 = CIRCLE('Circ2',#9120,25.0);
+#9131 = CARTESIAN_POINT('CartPt3',(25.0,0.0,0.0));
+#9132 = VERTEX_POINT('VertPt2',#9131);
+#9133 = EDGE_CURVE('EdgeCur2',#9132,#9132,#9130,.T.);
+#9134 = ORIENTED_EDGE('OriEdge2',*,*,#9133,.T.);
+#9135 = EDGE_LOOP('EdgeLoop2',(#9134));
+#9136 = FACE_BOUND('FaceBnd2',#9135,.T.);
+#9137 = ADVANCED_FACE('AdvFace1',(#9136,#9128),#9121,.F.);
+#9140 = CARTESIAN_POINT('CartPt4',(0.0,0.0,5.0));
+#9141 = AXIS2_PLACEMENT_3D('Ax2P3D2',#9140,#9103,#9101);
+#9142 = PLANE('Plane2',#9141);
+#9143 = CIRCLE('Circ3',#9141,30.0);
+#9144 = CARTESIAN_POINT('CartPt5',(30.0,0.0,5.0));
+#9145 = VERTEX_POINT('VertPt3',#9144);
+#9146 = EDGE_CURVE('EdgeCur3',#9145,#9145,#9143,.T.);
+#9147 = ORIENTED_EDGE('OriEdge3',*,*,#9146,.T.);
+#9148 = EDGE_LOOP('EdgeLoop3',(#9147));
+#9149 = FACE_BOUND('FaceBnd3',#9148,.T.);
+#9160 = CIRCLE('Circ4',#9141,25.0);
+#9161 = CARTESIAN_POINT('CartPt6',(25.0,0.0,5.0));
+#9162 = VERTEX_POINT('VertPt4',#9161);
+#9163 = EDGE_CURVE('EdgeCur4',#9162,#9162,#9160,.T.);
+#9164 = ORIENTED_EDGE('OriEdge4',*,*,#9163,.T.);
+#9165 = EDGE_LOOP('EdgeLoop4',(#9164));
+#9166 = FACE_BOUND('FaceBnd4',#9165,.F.);
+#9167 = ADVANCED_FACE('AdvFace2',(#9149,#9166),#9142,.T.);
+#9180 = CYLINDRICAL_SURFACE('CylSur1',#9120,30.0);
+#9190 = FACE_BOUND('FaceBnd5',#9127,.T.);
+#9191 = FACE_BOUND('FaceBnd6',#9148,.F.);
+#9192 = ADVANCED_FACE('AdvFace3',(#9190,#9191),#9180,.T.);
+#9200 = CYLINDRICAL_SURFACE('CylSur2',#9120,25.0);
+#9201 = FACE_BOUND('FaceBnd7',#9135,.F.);
+#9202 = FACE_BOUND('FaceBnd8',#9165,.T.);
+#9203 = ADVANCED_FACE('AdvFace4',(#9201,#9202),#9200,.F.);
+#9210 = CLOSED_SHELL('CloseSh1',(#9137,#9167,#9192,#9203));
+#9220 = MANIFOLD_SOLID_BREP('ManSolBrep1',#9210);
+#9230 = (GEOMETRIC_REPRESENTATION_CONTEXT(3)
+	 GLOBAL_UNCERTAINTY_ASSIGNED_CONTEXT((#9043))
+	 GLOBAL_UNIT_ASSIGNED_CONTEXT((#9040,#9041,#9042))
+	 REPRESENTATION_CONTEXT('CONTEXT for advanced brep test case gasket','This is a 3d context using millimeters for linear dimension'));
+#9240 = ADVANCED_BREP_SHAPE_REPRESENTATION('ABShapeRep1',(#9220),#9230);
+ENDSEC;
+END-ISO-10303-21;

data/tests/Step/geometry_out.stp

@@ -0,0 +1,71 @@
+ISO-10303-21;
+HEADER;
+/* Generated by software containing ST-Developer
+ * from STEP Tools, Inc. (www.steptools.com) 
+ */
+
+FILE_DESCRIPTION(
+/* description */ ('Empty Shape Representation Sample File'),
+/* implementation_level */ '2;1');
+
+FILE_NAME(
+/* name */ 'output_file',
+/* time_stamp */ '2005-11-07T17:37:07-05:00',
+/* author */ (''),
+/* organization */ (''),
+/* preprocessor_version */ 'ST-DEVELOPER v11',
+/* originating_system */ 'Geometry Demo',
+/* authorisation */ '');
+
+FILE_SCHEMA (('AUTOMOTIVE_DESIGN'));
+ENDSEC;
+
+DATA;
+#10=AXIS2_PLACEMENT_3D('orientation',#11,$,$);
+#11=CARTESIAN_POINT('',(1.1,2.2,3.3));
+#12=UNCERTAINTY_MEASURE_WITH_UNIT(LENGTH_MEASURE(1.E-006),#14,
+'DISTANCE_ACCURACY_VALUE',
+'Maximum model space distance between geometric entities at asserted co
+nnectivities');
+#13=(
+GEOMETRIC_REPRESENTATION_CONTEXT(3)
+GLOBAL_UNCERTAINTY_ASSIGNED_CONTEXT((#12))
+GLOBAL_UNIT_ASSIGNED_CONTEXT((#14,#16,#19))
+REPRESENTATION_CONTEXT('ID1','3D')
+);
+#14=(
+LENGTH_UNIT()
+NAMED_UNIT(*)
+SI_UNIT(.MILLI.,.METRE.)
+);
+#15=DIMENSIONAL_EXPONENTS(0.,0.,0.,0.,0.,0.,0.);
+#16=(
+CONVERSION_BASED_UNIT('degree',#18)
+NAMED_UNIT(#15)
+PLANE_ANGLE_UNIT()
+);
+#17=(
+NAMED_UNIT(*)
+PLANE_ANGLE_UNIT()
+SI_UNIT($,.RADIAN.)
+);
+#18=MEASURE_WITH_UNIT(PLANE_ANGLE_MEASURE(0.01745329252),#17);
+#19=(
+NAMED_UNIT(*)
+SI_UNIT($,.STERADIAN.)
+SOLID_ANGLE_UNIT()
+);
+#20=SHAPE_DEFINITION_REPRESENTATION(#21,#22);
+#21=PRODUCT_DEFINITION_SHAPE('',$,#24);
+#22=SHAPE_REPRESENTATION('',(#10),#13);
+#23=PRODUCT_DEFINITION_CONTEXT('3D Mechanical Parts',#27,'design');
+#24=PRODUCT_DEFINITION('design','example product_definition',#25,#23);
+#25=PRODUCT_DEFINITION_FORMATION('1.0','first version of our widget',#29);
+#26=APPLICATION_PROTOCOL_DEFINITION('international standard',
+'automotive_design',2003,#27);
+#27=APPLICATION_CONTEXT(
+'Core Data for Automotive Mechanical Design Process');
+#28=PRODUCT_CONTEXT('3D Mechanical Parts',#27,'mechanical');
+#29=PRODUCT('1234-K789','widget','a fictional product',(#28));
+ENDSEC;
+END-ISO-10303-21;

src/Mod/Import/App/SCL/SimpleReader.py

@@ -0,0 +1,103 @@
+# Copyright (c) 2014, Juergen Riegel (FreeCAD@juergen-riegel.net)
+# Copyright (c) 2011, Thomas Paviot (tpaviot@gmail.com)
+# All rights reserved.
+
+# This file is part of the StepClassLibrary (SCL).
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+#   Redistributions of source code must retain the above copyright notice,
+#   this list of conditions and the following disclaimer.
+#
+#   Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+#
+#   Neither the name of the <ORGANIZATION> nor the names of its contributors may
+#   be used to endorse or promote products derived from this software without
+#   specific prior written permission.
+
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.
+# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Simple Part21 STEP reader
+
+Reads a given STEP file. Maps the enteties and instaciate the
+corosbonding classes.
+In addition it writes out a graphwiz file with the entity graph.
+"""
+
+import Part21,sys
+
+
+
+__title__="Simple Part21 STEP reader"
+__author__ = "Juergen Riegel, Thomas Paviot"
+__url__ = "http://www.freecadweb.org"
+__version__ = "0.1 (Jan 2014)"
+
+
+
+class SimpleParser:
+    """
+    Loads all instances definition of a Part21 file into memory.
+    Two dicts are created:
+    self._instance_definition : stores attibutes, key is the instance integer id
+    self._number_of_ancestors : stores the number of ancestors of entity id. This enables
+    to define the order of instances creation.
+    """
+    def __init__(self, filename):
+        import time
+        import sys
+        self._p21loader = Part21.Part21Parser("gasket1.p21")
+        self.schemaModule = None
+        self.schemaClasses = None
+
+    def instaciate(self):
+        """Instaciate the python classe from the enteties"""
+        import inspect
+        # load the needed schema module
+        if self._p21loader.get_schema_name() == 'config_control_design':
+            import config_control_design
+            self.schemaModule = config_control_design
+        if self._p21loader.get_schema_name() == 'automotive_design':
+            import automotive_design
+            self.schemaModule = automotive_design
+
+        if self.schemaModule:
+            self.schemaClasses = dict(inspect.getmembers(self.schemaModule))
+
+        for number_of_ancestor in self._p21loader._number_of_ancestors.keys():
+            for entity_definition_id in self._p21loader._number_of_ancestors[number_of_ancestor]:
+                #print entity_definition_id,':',self._p21loader._instances_definition[entity_definition_id]
+                self.create_entity_instance(entity_definition_id)
+
+    def create_entity_instance(self, instance_id):
+        instance_definition = self._p21loader._instances_definition[instance_id]
+        print "Instance definition to process",instance_definition
+        # first find class name
+        class_name = instance_definition[0].lower()
+        print "Class name:%s"%class_name
+
+        if not class_name=='':
+            object_ = self.schemaClasses[class_name]
+            # then attributes
+            print object_.__doc__
+        #instance_attributes = instance_definition[1]
+        #print "instance_attributes:",instance_attributes
+        #a = object_(*instance_attributes)
+
+if __name__ == "__main__":
+    sys.path.append('..') # path where config_control_design.py is found
+    parser = SimpleParser("gasket1.p21") # simple test file
+    parser.instaciate()