TAO interface

pyadjoint/__init__.py

@@ -21,5 +21,6 @@
 from .optimization.optimization_problem import MinimizationProblem
 from .optimization.ipopt_solver import IPOPTSolver
 from .optimization.rol_solver import ROLSolver
+from .optimization.tao_solver import TAOSolver
 from .optimization.constraints import InequalityConstraint, EqualityConstraint
 from .optimization.moola_problem import MoolaOptimizationProblem

pyadjoint/adjfloat.py

@@ -130,6 +130,12 @@ def _ad_str(self):
         """Return the string of the taped value of this variable."""
         return str(self.block_variable.saved_output)
 
+    def _ad_to_petsc(self, vec=None):
+        raise NotImplementedError("_ad_to_petsc not implemented for AdjFloat.")
+
+    def _ad_from_petsc(self, vec):
+        raise NotImplementedError("_ad_from_petsc not implemented for AdjFloat.")
+
 
 _exp = math.exp
 _log = math.log