зеркало из https://github.com/microsoft/ivy.git
64 строки
1.2 KiB
Python
64 строки
1.2 KiB
Python
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from ivy import ivy_module as im
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from ivy.ivy_compiler import ivy_from_string
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from ivy.tk_ui import new_ui
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from ivy import ivy_utils as iu
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from ivy import ivy_check as ick
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prog = """#lang ivy1.5
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type foo
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type bar
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module mod(me) = {
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relation r
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individual x:foo
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init x = me
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action thing(y:foo) = {
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x := me
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}
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action set_me(y:foo) = {
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x := y;
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r := true
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}
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conjecture r -> x = me
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}
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instance inst(X:foo) : mod(X)
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isolate iso(me:foo) = inst(me)
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export inst.set_me
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"""
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with im.Module():
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iu.set_parameters({'mode':'induction','show_compiled':'true'})
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ivy_from_string(prog,create_isolate=False)
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try:
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ick.check_module()
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assert False,"property should have been false"
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except iu.IvyError as e:
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print str(e)
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assert str(e) == 'error: failed checks: 1'
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# main_ui.answer("OK")
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# ui.check_inductiveness()
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# # ui = ui.cti
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# cg = ui.current_concept_graph
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# cg.show_relation(cg.relation('link(X,Y)'),'+')
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# cg.gather()
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# main_ui.answer("OK")
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# cg.strengthen()
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# main_ui.answer("OK")
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# ui.check_inductiveness()
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# # cg.show_relation(cg.relation('semaphore'),'+')
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# cg.gather()
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# main_ui.answer("View")
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# cg.bmc_conjecture(bound=1)
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# # main_ui.mainloop()
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