Added snippet to test if an object is iterable.

tests/test_util.py

@@ -1,5 +1,6 @@
 from nose.tools import assert_equal
 from nose.tools import raises
+from pydatasnippets.util import Util
 
 
 class TestUtil():
@@ -35,5 +36,6 @@ class TestUtil():
     def test_attributes_fail(self):
         return getattr('foo', 'bar')
 
-
-
+    def test_is_iterable(self):
+        assert_equal(Util.is_iterable('foo'), True)
+        assert_equal(Util.is_iterable(7), False)

util.py

@@ -0,0 +1,9 @@
+class Util:
+
+    @classmethod
+    def is_iterable(self, obj):
+        try:
+            iter(obj)
+            return True
+        except TypeError:
+            return False