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working on binary drat format

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-01-30 08:54:59 -08:00
parent 8d20310758
commit 08ce6f7ac1
11 changed files with 88 additions and 13 deletions
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13
src/api/python/z3/z3.py
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@ -6727,6 +6727,19 @@ class Solver(Z3PPObject):
"""
return AstVector(Z3_solver_get_non_units(self.ctx.ref(), self.solver), self.ctx)
def trail_levels(self):
"""Return trail and decision levels of the solver state after a check() call.
"""
trail = self.trail()
levels = (ctypes.c_uint * len(trail))
Z3_solver_get_levels(self.ctx.ref(), self.solver, trail.vector, len(trail), levels)
return trail, levels
def trail(self):
"""Return trail of the solver state after a check() call.
"""
return AstVector(Z3_solver_get_trail(self.ctx.ref(), self.solver), self.ctx)
def statistics(self):
"""Return statistics for the last `check()`.