created gspn example

examples/gspns/01-gspns.py

@@ -0,0 +1,56 @@
+import stormpy
+import stormpy.gspn
+
+import stormpy.examples
+import stormpy.examples.files
+
+
+def example_gspns_01():
+    # construct gspn with gspn builder
+    builder = stormpy.gspn.GSPNBuilder()
+    builder.set_name("gspn")
+
+    it_0 = builder.add_immediate_transition(1, 0.0, "it_0")
+    it_layout = stormpy.gspn.LayoutInfo(1.5, 1.5)
+    builder.set_transition_layout_info(it_0, it_layout)
+
+    tt_0 = builder.add_timed_transition(0, 0.4, "tt_0")
+    tt_layout = stormpy.gspn.LayoutInfo(12.5, 1.5)
+    builder.set_transition_layout_info(tt_0, tt_layout)
+
+    place_0 = builder.add_place(1, 1, "place_0")
+    p0_layout = stormpy.gspn.LayoutInfo(6.5, 1.5)
+    builder.set_place_layout_info(place_0, p0_layout)
+
+    place_1 = builder.add_place(1, 0, "place_1")
+    p1_layout = stormpy.gspn.LayoutInfo(18.5, 1.5)
+    builder.set_place_layout_info(place_1, p1_layout)
+
+    # arcs
+    builder.add_output_arc(it_0, place_0)
+    builder.add_inhibition_arc(place_0, it_0)
+    builder.add_input_arc(place_0, tt_0)
+    builder.add_output_arc(tt_0, place_1)
+
+    # build gspn
+    gspn = builder.build_gspn()
+    print("GSPN with {} places, {} immediate transitions and {} timed transitions.".format(gspn.get_number_of_places(),
+                                                                                           gspn.get_number_of_immediate_transitions(),
+                                                                                           gspn.get_number_of_timed_transitions()))
+
+    path = stormpy.examples.files.gspn_pnpro_simple
+
+    # export gspn to pnpro format
+    gspn.export_gspn_pnpro_file(path)
+
+    # import gspn
+    gspn_parser = stormpy.gspn.GSPNParser()
+    gspn_import = gspn_parser.parse(path)
+
+    print("GSPN with {} places, {} immediate transitions and {} timed transitions.".format(
+        gspn_import.get_number_of_places(), gspn.get_number_of_immediate_transitions(),
+        gspn.get_number_of_timed_transitions()))
+
+
+if __name__ == '__main__':
+    example_gspns_01()

lib/stormpy/examples/files.py

@@ -41,3 +41,5 @@ dft_galileo_hecs = _path("dft", "hecs.dft")
 """DFT example for HECS (Galileo format)"""
 dft_json_and = _path("dft", "and.json")
 """DFT example for AND gate (JSON format)"""
+gspn_pnpro_simple = _path("gspn", "gspn_simple.pnpro")
+"""GSPN example (PNPRO format)"""

lib/stormpy/examples/files/gspn/gspn_simple.pnpro

@@ -0,0 +1,16 @@
+<project name="storm-export" version="121">
+  <gspn name="gspn" >
+    <nodes>
+      <place marking="1" name ="place_0" x="6.5" y="1.5" />
+      <place marking="0" name ="place_1" x="18.5" y="1.5" />
+      <transition name="tt_0" type="EXP" nservers="1" delay="0.4000000000" x="12.50000000" y="1.500000000" />
+      <transition name="it_0" type="IMM" priority="1" weight="1.000000000" x="1.500000000" y="1.500000000" />
+    </nodes>
+    <edges>
+      <arc head="tt_0" tail="place_0" kind="INPUT" mult="1" />
+      <arc head="place_1" tail="tt_0" kind="OUTPUT" mult="1" />
+      <arc head="it_0" tail="place_0" kind="INHIBITOR" mult="1" />
+      <arc head="place_0" tail="it_0" kind="OUTPUT" mult="1" />
+    </edges>
+  </gspn>
+</project>