Update CityLearn.py

CityLearn.py

@@ -82,6 +82,8 @@ class DecisionTransformerGymDataset(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, filepath, split):
         with open(filepath, "rb") as f:
             trajectories = pickle.load(f)
+            print(trajectories)
+            print(type(trajectories))
 
             for idx, traj in enumerate(trajectories):
                 yield idx, {