diff --git a/core/basics.ipynb b/core/basics.ipynb
index 451a891..ff1b566 100644
--- a/core/basics.ipynb
+++ b/core/basics.ipynb
@@ -1,7 +1,7 @@
 {
  "metadata": {
   "name": "",
-  "signature": "sha256:4c5eb8edee509b17587401073eef999428a00c5241d92995407623e288d445f1"
+  "signature": "sha256:de3e7aeb6537656e464e30d624c213fb29ce962afef43280fb2d84c3a1ca1858"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -348,7 +348,7 @@
      "collapsed": false,
      "input": [
       "%%file type_util.py\n",
-      "class Util:\n",
+      "class TypeUtil:\n",
       "\n",
       "    @classmethod\n",
       "    def is_iterable(cls, obj):\n",
@@ -399,18 +399,18 @@
      "input": [
       "%%file tests/test_type_util.py\n",
       "from nose.tools import assert_equal\n",
-      "from pydatasnippets.core.type_util import Util\n",
+      "from pydatasnippets.core.type_util import TypeUtil\n",
       "\n",
       "\n",
       "class TestUtil():\n",
       "\n",
       "    def test_is_iterable(self):\n",
-      "        assert_equal(Util.is_iterable('foo'), True)\n",
-      "        assert_equal(Util.is_iterable(7), False)\n",
+      "        assert_equal(TypeUtil.is_iterable('foo'), True)\n",
+      "        assert_equal(TypeUtil.is_iterable(7), False)\n",
       "\n",
       "    def test_convert_to_list(self):\n",
-      "        assert_equal(isinstance(Util.convert_to_list('foo'), list), True)\n",
-      "        assert_equal(isinstance(Util.convert_to_list(7), list), False)"
+      "        assert_equal(isinstance(TypeUtil.convert_to_list('foo'), list), True)\n",
+      "        assert_equal(isinstance(TypeUtil.convert_to_list(7), list), False)"
      ],
      "language": "python",
      "metadata": {},
diff --git a/core/type_util.py b/core/type_util.py
index dd5efcd..fbb848e 100644
--- a/core/type_util.py
+++ b/core/type_util.py
@@ -16,8 +16,8 @@ class TypeUtil:
 
     @classmethod
     def convert_to_list(cls, obj):
-        """Converts obj to a list if it is not a list and it is iterable, else
-        returns the original obj.
+        """Converts obj to a list if it is not a list and it is iterable, 
+        else returns the original obj.
         """
         if not isinstance(obj, list) and cls.is_iterable(obj):
             obj = list(obj)