diff --git a/QMLS Code/Filter.py b/QMLS Code/Filter.py
index 8a01b68..a934d92 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