diff --git a/QMLS Code/Filter.py b/QMLS Code/Filter.py
index a934d92..8a01b68 100644
--- a/QMLS Code/Filter.py	
+++ b/QMLS Code/Filter.py	
@@ -1,4 +1,4 @@
-import numpy as np 
+import numpy as np
 import qutip as qt 
 import cirq as cq
 N = 100 # Number of qubit