updating data processing scripts to output to the correct location

src/data/__init__.py

@@ -1 +1 @@
-from src.data.expert_trajectories import demonstrations, load_experts, process_experts 
+from src.data.expert import demonstrations, load_experts, process_experts 

src/data/data_utils.py

@@ -1,7 +1,7 @@
 import torch
 from torch.utils.data import Dataset
 import numpy as np
-from src.expert_data import load_expert_data
+from src.data.expert_data import load_expert_data
 import os
 opj = os.path.join
 

src/data/expert.py

@@ -100,7 +100,7 @@ def save_video(env, expert):
         env.render()
     env.close()
 
-def load_experts(expert_files=[]):
+def load_experts(expert_files):
     """
     Load expert trajectories from files and combine their transitions into a single RB