@@ -144,3 +144,16 @@ class AverageLearner(BaseLearner):

     def _set_data(self, data):

         self.data, self.npoints, self.sum_f, self.sum_f_sq = data

+

+    def __getstate__(self):

+        return (

+            self.function,

+            self.atol,

+            self.rtol,

+            self._get_data(),

+        )

+

+    def __setstate__(self, state):

+        function, atol, rtol, data = state

+        self.__init__(function, atol, rtol)

+        self._set_data(data)