#763 extrapolate

examples/scripts/compare_comsol/compare_comsol_DFN.py

@@ -63,7 +63,7 @@
 def get_interp_fun(variable_name, domain):
     """
     Create a :class:`pybamm.Function` object using the variable, to allow plotting with
-    :class:`'pybamm.QuickPlot'` (interpolate in space to match edges, and then create
+    :class:`pybamm.QuickPlot` (interpolate in space to match edges, and then create
     function to interpolate in time)
     """
     variable = comsol_variables[variable_name]
@@ -79,7 +79,9 @@ def get_interp_fun(variable_name, domain):
 
     def myinterp(t):
         try:
-            return interp.interp1d(comsol_t, variable)(t)[:, np.newaxis]
+            return interp.interp1d(comsol_t, variable, fill_value="extrapolate")(t)[
+                :, np.newaxis
+            ]
         except ValueError as err:
             raise ValueError(
                 """Failed to interpolate '{}' with time range [{}, {}] at time {}.