Provide a __str__ method

check_kernel

@@ -12,6 +12,9 @@ class Version(object):
     def __init__(self, version_str):
         self.version_str = version_str
 
+    def __str__(self):
+        return self.version_str
+
     def components(self):
         return re.split('\.|-', self.version_str)
 

check_kernel_test.py

@@ -40,6 +40,9 @@ class RunningKernelVersionTestCase(unittest.TestCase):
 
 
 class VersionTestCase(unittest.TestCase):
+    def testStr(self):
+        self.assertEqual(str(Version('1.0')), '1.0')
+
     def testComparingTrivial(self):
         self.assertEqual(Version('1.0'), Version('1.0'))
         self.assertGreater(Version('2.0'), Version('1.0'))