diff --git a/compiler/base/geometry.py b/compiler/base/geometry.py
index cfda3553..5d7f8d76 100644
--- a/compiler/base/geometry.py
+++ b/compiler/base/geometry.py
@@ -136,7 +136,7 @@ class geometry:
     def cy(self):
         """ Return the center y """
         return 0.5 * (self.boundary[0].y + self.boundary[1].y)
-
+    
 
 class instance(geometry):
     """