working on Forking/Serializing a z3 Solver #209

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

src/api/python/z3.py

@@ -6084,6 +6084,19 @@ class Solver(Z3PPObject):
         """Return a formatted string with all added constraints."""
         return obj_to_string(self)
 
+    def translate(self, target):
+        """Translate `self` to the context `target`. That is, return a copy of `self` in the context `target`. 
+        
+        >>> c1 = Context()
+        >>> c2 = Context()
+	>>> s1 = Solver(ctx=c1)
+	>>> s2 = s1.translate(c2)
+        """
+        if __debug__:
+            _z3_assert(isinstance(target, Context), "argument must be a Z3 context")
+	solver = Z3_solver_translate(self.ctx.ref(), self.solver, target.ref())
+        return Solver(solver, target)
+    
     def sexpr(self):
         """Return a formatted string (in Lisp-like format) with all added constraints. We say the string is in s-expression format.