#1477 fix codacity errors

Author: martinjrobins

pybamm/solvers/c_solvers/idaklu.cpp

@@ -396,9 +396,9 @@ Solution solve(np_array t_np, np_array y0_np, np_array yp0_np,
 
   if (number_of_parameters > 0)
   {
-    retval = IDASensInit(ida_mem, number_of_parameters, 
-        IDA_SIMULTANEOUS, sensitivities, yyS, ypS);
-    retval = IDASensEEtolerances(ida_mem);
+    IDASensInit(ida_mem, number_of_parameters, 
+                IDA_SIMULTANEOUS, sensitivities, yyS, ypS);
+    IDASensEEtolerances(ida_mem);
   }
 
   int t_i = 1;

tests/unit/test_solvers/test_idaklu_solver.py

@@ -85,7 +85,7 @@ def test_ida_roberts_klu_sensitivities(self):
 
             # should be no sensitivities calculated
             with self.assertRaises(KeyError):
-                sol.sensitivities["a"]
+                print(sol.sensitivities["a"])
 
             # now solve with sensitivities (this should cause set_up to be run again)
             sol = solver.solve(