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Add initial value setting for variables in Z3 API, solver, and optimize modules

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This commit is contained in:
Nikolaj Bjorner 2024-09-18 16:13:15 +03:00
parent 0ba306e7b3
commit 48712b4f60
31 changed files with 297 additions and 9 deletions
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14
src/api/python/z3/z3.py
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@ -7353,6 +7353,13 @@ class Solver(Z3PPObject):
Z3_solver_get_levels(self.ctx.ref(), self.solver, trail.vector, len(trail), levels)
return trail, levels
def set_initial_value(self, var, value):
"""initialize the solver's state by setting the initial value of var to value
"""
s = var.sort()
value = s.cast(value)
Z3_solver_set_initial_value(self.ctx.ref(), self.solver, var.ast, value.ast)
def trail(self):
"""Return trail of the solver state after a check() call.
"""
@ -8032,6 +8039,13 @@ class Optimize(Z3PPObject):
return [asoft(a) for a in arg]
return asoft(arg)
def set_initial_value(self, var, value):
"""initialize the solver's state by setting the initial value of var to value
"""
s = var.sort()
value = s.cast(value)
Z3_optimize_set_initial_value(self.ctx.ref(), self.optimize, var.ast, value.ast)
def maximize(self, arg):
"""Add objective function to maximize."""
return OptimizeObjective(