Update dashboard.py

dashboard.py

@@ -176,6 +176,8 @@ def loadTaskTimeSeries(topic):
                                                   header=0, sep=',', lineterminator='\n', low_memory=False)
 
     task_ts.set_index(task_ts.columns[0], inplace=True)
+    task_ts = task_ts.iloc[:, :-5]   # keep all except last k columns
+    
     return task_ts
 
 def loadMethodTimeSeries(topic):
@@ -184,6 +186,7 @@ def loadMethodTimeSeries(topic):
                                                   header=0, sep=',', lineterminator='\n', low_memory=False)
 
     method_ts.set_index(method_ts.columns[0], inplace=True)
+    method_ts = method_ts.iloc[:, :-5]
     return method_ts