diff --git a/.gitignore b/.gitignore
index b3e0a43..69532bd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@
 *.sig
 *.py.old
 *.cpython-38.pyc
+*.cpython-39.pyc
 
 pkg/
 src/
diff --git a/MDAF/MDAF.py b/MDAF/MDAF.py
index 37843d4..a27c0dd 100644
--- a/MDAF/MDAF.py
+++ b/MDAF/MDAF.py
@@ -96,7 +96,7 @@ def measure(heuristicpath, funcpath, args, connection):
     lower = funcChars['lower']
 
     if upper is not list: 
-        print(type(upper) 
+        print(type(upper))
         upper = [upper for i in range(n)]
     if lower is not list: lower = [lower for i in range(n)]