updating snapshot and loading datasets

interface/load.py

@@ -3,10 +3,22 @@ import h5py
 
 def loadDataset(filename):
     hid = h5py.File(filename, "r")
+    icount = 0
     snap = loadSnap(hid)
-    data = loadData(hid)
-    act = loadActuator(hid)
+    data =[]
+    act = []
+    for key in hid.keys():
+        if 'scan' in key:
+            ID = int(key.split('_')[1])
+            print('Reading scan_%d' % ID)
+            data.append(loadData(hid,ID))
+            act.append(loadActuator(hid,ID))
+            icount +=1
     hid.close()
+    if icount == 0:
+        return None, None, None
+    elif icount == 1:
+        return data[0], act[0],snap
     return data,act,snap
  
 def loadSnap(hid):