diff --git a/tutorial/bool-expr.md b/tutorial/bool-expr.md
index 0f5e38f..422b5a3 100755
--- a/tutorial/bool-expr.md
+++ b/tutorial/bool-expr.md
@@ -3,7 +3,6 @@ Boolean expression
 Examples in Python 3
 
 
-
 ```python
 """
 Basic comparisons