diff --git a/colander/compat.py b/colander/compat.py
index 5e6014b..4e7e598 100644
--- a/colander/compat.py
+++ b/colander/compat.py
@@ -1,13 +1,14 @@
 import sys
 
+PY2 = sys.version_info[0] == 2
 PY3 = sys.version_info[0] == 3
 
-if PY3: # pragma: no cover
-    string_types = str,
-    text_type = str
-else: # pragma: no cover
+if PY2:
     string_types = basestring,
     text_type = unicode
+else:
+    string_types = str,
+    text_type = str
 
 def text_(s, encoding='latin-1', errors='strict'):
     """ If ``s`` is an instance of ``bytes``, return ``s.decode(encoding,
@@ -16,14 +17,14 @@ def text_(s, encoding='latin-1', errors='strict'):
         return s.decode(encoding, errors)
     return s # pragma: no cover
 
-if PY3: # pragma: no cover
+if PY2:
+    def is_nonstr_iter(v):
+        return hasattr(v, '__iter__')
+else:
     def is_nonstr_iter(v):
         if isinstance(v, str):
             return False
         return hasattr(v, '__iter__')
-else: # pragma: no cover
-    def is_nonstr_iter(v):
-        return hasattr(v, '__iter__')
 
 try:
     xrange = xrange