Create Group Subtraction

 1from salome.shaper import model
 2
 3model.begin()
 4partSet = model.moduleDocument()
 5Part_1 = model.addPart(partSet)
 6Part_1_doc = Part_1.document()
 7Box_1 = model.addBox(Part_1_doc, 10, 10, 10)
 8Group_1_objects = [model.selection("EDGE", "[Box_1_1/Left][Box_1_1/Bottom]"),
 9                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Left]"),
10                   model.selection("EDGE", "[Box_1_1/Left][Box_1_1/Top]"),
11                   model.selection("EDGE", "[Box_1_1/Back][Box_1_1/Left]")]
12Group_1 = model.addGroup(Part_1_doc, Group_1_objects)
13Group_2_objects = [model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Left]"),
14                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Bottom]"),
15                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Right]"),
16                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Top]")]
17Group_2 = model.addGroup(Part_1_doc, Group_2_objects)
18Group_3_objects = [model.selection("EDGE", "[Box_1_1/Left][Box_1_1/Top]"),
19                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Top]"),
20                   model.selection("EDGE", "[Box_1_1/Right][Box_1_1/Top]"),
21                   model.selection("EDGE", "[Box_1_1/Back][Box_1_1/Top]")]
22Group_3 = model.addGroup(Part_1_doc, Group_3_objects)
23Group_4_objects = [model.selection("EDGE", "[Box_1_1/Back][Box_1_1/Bottom]"),
24                   model.selection("EDGE", "[Box_1_1/Right][Box_1_1/Bottom]"),
25                   model.selection("EDGE", "[Box_1_1/Front][Box_1_1/Bottom]"),
26                   model.selection("EDGE", "[Box_1_1/Left][Box_1_1/Bottom]")]
27Group_4 = model.addGroup(Part_1_doc, Group_4_objects)
28GroupSubstraction_1 = model.addGroupSubstraction(Part_1_doc,
29                                                 [model.selection("COMPOUND", "Group_1"),
30                                                  model.selection("COMPOUND", "Group_2")],
31                                                 [model.selection("COMPOUND", "Group_3"),
32                                                  model.selection("COMPOUND", "Group_4")])
33model.end()

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