{hexa,tetra}flexagon_diagram: fix typos in comments

diff --git a/src/flexagon/hexaflexagon_diagram.py b/src/flexagon/hexaflexagon_diagram.py
index cdd636b..1a1cdff 100755 (executable)
--- a/src/flexagon/hexaflexagon_diagram.py
+++ b/src/flexagon/hexaflexagon_diagram.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# An class to draw hexaflexagons
+# A class to draw hexaflexagons
 #
 # Copyright (C) 2018  Antonio Ospite <ao2@ao2.it>
 #

diff --git a/src/flexagon/tetraflexagon_diagram.py b/src/flexagon/tetraflexagon_diagram.py
index 8045c23..acf5706 100755 (executable)
--- a/src/flexagon/tetraflexagon_diagram.py
+++ b/src/flexagon/tetraflexagon_diagram.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# An class to draw tetraflexagons
+# A class to draw tetraflexagons
 #
 # Copyright (C) 2018  Antonio Ospite <ao2@ao2.it>
 #