Sometimes the decrypted files have fluff at the end which could confuse the python script. Added condition to check

tp-smart-process.py

     # for each line in the text file, extract the tokens, compute the time diff
     # and accumulate in dictionary
 
+    maxTokenIdx = max(tokenApp, tokenMonth, tokenDay, tokenYear, tokenTime)
+
     isFirst = True
     for event in fileContent:
 #         print("evenToken:", tokenTime)
 #         print (event[tokenTime])
-        (hour, minutes, seconds) = event[tokenTime].split(':') 
-        
-        (year, month, day) = (int(event[tokenYear]), monthDict[event[tokenMonth]],int(event[tokenDay]))
-        currDateTime = datetime.datetime(year, month, day, int(hour), int(minutes), int(seconds)) 
-#         print(event, currDateTime, event[tokenApp])
-        if (not isFirst):
-            timeDelta = currDateTime - prevDateTime 
-#             print(timeDelta, prevApp)
-            if prevApp in appDict:
-                appDict[prevApp] = appDict[prevApp] + timeDelta.seconds 
+
+        if len(event) > maxTokenIdx:
+            (hour, minutes, seconds) = event[tokenTime].split(':') 
+            
+            (year, month, day) = (int(event[tokenYear]), monthDict[event[tokenMonth]],int(event[tokenDay]))
+            currDateTime = datetime.datetime(year, month, day, int(hour), int(minutes), int(seconds)) 
+    #         print(event, currDateTime, event[tokenApp])
+            if (not isFirst):
+                timeDelta = currDateTime - prevDateTime 
+    #             print(timeDelta, prevApp)
+                if prevApp in appDict:
+                    appDict[prevApp] = appDict[prevApp] + timeDelta.seconds 
+                else:
+                    appDict[prevApp] = 0 + timeDelta.seconds
             else:
-                appDict[prevApp] = 0 + timeDelta.seconds
-        else:
-            isFirst = False
-        prevDateTime = currDateTime
-        prevApp = event[tokenApp]
+                isFirst = False
+            prevDateTime = currDateTime
+            prevApp = event[tokenApp]
 
     return appDict
 
     # print("Is this a time? ", fileContent[0][tokenTime])
     # print("Is this a year month day? ", fileContent[0][tokenYear], fileContent[0][tokenMonth], fileContent[0][tokenDay])
     # print("If not, modify the token values....")
-#     print(fileContent)
+    # print(fileContent)
 #     print([line for line in fileContent if len(line) > 10])
     return processAppTimes([line for line in fileContent if len(line) > 10])