diff --git a/demo_code.py b/demo_code.py
index db32dd49d..97d22f2ac 100644
--- a/demo_code.py
+++ b/demo_code.py
@@ -28,8 +28,10 @@ def cmethod(cls, something):
 
     cmethod = classmethod(cmethod)
 
-
-class RandomNumberGenerator:
+import os
+import os
+import os
+class RandomNumberGenerator(object):
     """Generate random numbers."""
 
     def limits(self):
diff --git a/duplicate_bases_class.py b/duplicate_bases_class.py
index cf3ac62e9..c0052d877 100644
--- a/duplicate_bases_class.py
+++ b/duplicate_bases_class.py
@@ -5,7 +5,7 @@ class Base:
     def __init__(self):
         self.base = 1
 
-
+import foo
 class BaseOne:
     def __init__(self):
         self.base_one = 2