diff --git a/avocado/utils/astring.py b/avocado/utils/astring.py
index 17f0de567b5b9b3ed88e64bc592cd48377a33ac1..f8d34d61da42a80332b30a93297d50e15cd6619b 100644
--- a/avocado/utils/astring.py
+++ b/avocado/utils/astring.py
@@ -302,7 +302,7 @@ def is_text(data):
     each character.
     """
     if sys.version_info[0] < 3:
-        return isinstance(data, unicode)
+        return isinstance(data, unicode)   # pylint: disable=E0602
     return isinstance(data, str)