6aad559c29
This only allows creating universal edges, and reading the associated destinations. * spot/twa/twagraph.hh (new_univ_edges, univ_dests, is_alternating): New function. * python/spot/impl.i: Add Python bindings. * tests/python/alternating.py: New file. * tests/Makefile.am: Add it.
52 lines
1.5 KiB
Python
Executable file
52 lines
1.5 KiB
Python
Executable file
#!/usr/bin/python3
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# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2016 Laboratoire de Recherche et Développement de
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# l'EPITA.
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#
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# This file is part of Spot, a model checking library.
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#
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# Spot is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Spot is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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# License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import spot
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import buddy
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aut = spot.make_twa_graph(spot._bdd_dict)
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p1 = buddy.bdd_ithvar(aut.register_ap("p1"))
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p2 = buddy.bdd_ithvar(aut.register_ap("p2"))
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m = aut.set_buchi()
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aut.new_states(3)
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aut.set_init_state(0)
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aut.new_univ_edge(0, [1, 2], p1, m)
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aut.new_univ_edge(0, [0, 1], p2)
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aut.new_univ_edge(1, [0, 2, 1], p1 & p2)
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aut.new_edge(2, 2, p1 | p2)
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tr = [(s, [[x for x in aut.univ_dests(i)] for i in aut.out(s)])
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for s in range(3)]
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print(tr)
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assert [(0, [[1, 2], [0, 1]]), (1, [[0, 2, 1]]), (2, [[2]])] == tr
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assert aut.is_alternating()
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received = False
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try:
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for i in aut.out(0):
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for j in aut.out(i.dst):
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pass
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except RuntimeError:
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received = True
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assert received
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