fix: revert ValueError to printed warning for poor Plot2D ranges with…

… default prior bounds

pybop/parameters/parameter.py

@@ -420,8 +420,9 @@ def get_bounds_for_plotly(self):
 
         for i, param in enumerate(self.param.values()):
             if param.applied_prior_bounds:
-                raise ValueError(
-                    "Bounds were created from prior distributions. Please provide bounds for plotting."
+                print(
+                    "Bounds were created from prior distributions."
+                    "Please provide bounds for better plotting results."
                 )
             elif param.bounds is not None:
                 bounds[i] = param.bounds

tests/unit/test_plots.py

@@ -193,22 +193,3 @@ def test_plot2d_incorrect_number_of_parameters(self, model, dataset):
         fitting_problem = pybop.FittingProblem(model, parameters, dataset)
         cost = pybop.SumSquaredError(fitting_problem)
         pybop.plot2d(cost)
-
-        # Test with applied prior bounds
-        parameters = pybop.Parameters(
-            pybop.Parameter(
-                "Negative electrode active material volume fraction",
-                prior=pybop.Gaussian(0.68, 0.05),
-            ),
-            pybop.Parameter(
-                "Positive electrode active material volume fraction",
-                prior=pybop.Gaussian(0.58, 0.05),
-                bounds=[0.4, 0.7],
-            ),
-        )
-        fitting_problem = pybop.FittingProblem(model, parameters, dataset)
-        cost = pybop.SumSquaredError(fitting_problem)
-        with pytest.raises(
-            ValueError, match="Bounds were created from prior distributions"
-        ):
-            pybop.plot2d(cost)