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Alias ArithRef.__abs__ to Abs

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This integrates with the `abs(Int('x'))` Python builtin.
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Daniel Tang 2026-02-14 01:37:58 -05:00
parent e2486eff77
commit c172b58268
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1 changed files with 11 additions and 0 deletions
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src/api/python/z3/z3.py
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@ -2804,6 +2804,17 @@ class ArithRef(ExprRef):
a, b = _coerce_exprs(self, other) a, b = _coerce_exprs(self, other)
return BoolRef(Z3_mk_ge(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx) return BoolRef(Z3_mk_ge(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
def __abs__(self):
"""Return an expression representing `abs(self)`.
>>> x = Int('x')
>>> abs(x)
If(x > 0, x, -x)
>>> eq(abs(x), Abs(x))
True
"""
return Abs(self)
def is_arith(a): def is_arith(a):
"""Return `True` if `a` is an arithmetical expression. """Return `True` if `a` is an arithmetical expression.