diff --git a/zipline/components/tradesimulation.py b/zipline/components/tradesimulation.py
index 4212d458..3bf66282 100644
--- a/zipline/components/tradesimulation.py
+++ b/zipline/components/tradesimulation.py
@@ -115,7 +115,7 @@ class TradeSimulationClient(Component):
         # signal Simulator, our ComponentHost, that this component is
         # done and Simulator needn't block exit on this component.
         self.signal_done()
-
+        
     def process_event(self, event):
         # generate transactions, if applicable
         txn = self.txn_sim.apply_trade_to_open_orders(event)