diff --git a/embedly/client.py b/embedly/client.py
index cfda2df..d8cd099 100644
--- a/embedly/client.py
+++ b/embedly/client.py
@@ -8,7 +8,7 @@
 import re
 import httplib2
 import json
-from urllib import quote, urlencode
+from urllib.parse import quote, urlencode
 
 from .models import Url
 
diff --git a/embedly/models.py b/embedly/models.py
index f97591c..d9e488c 100644
--- a/embedly/models.py
+++ b/embedly/models.py
@@ -1,9 +1,8 @@
 from __future__ import absolute_import, unicode_literals
-from .py3_utils import python_2_unicode_compatible, IterableUserDict
+from collections import UserDict
 
 
-@python_2_unicode_compatible
-class Url(IterableUserDict, object):
+class Url(UserDict, object):
     """
     A dictionary with two additional attributes for the method and url.
     UserDict provides a dictionary interface along with the regular
diff --git a/embedly/py3_utils.py b/embedly/py3_utils.py
deleted file mode 100644
index 089ce8e..0000000
--- a/embedly/py3_utils.py
+++ /dev/null
@@ -1,28 +0,0 @@
-import sys
-
-# 2to3 doesn't handle the UserDict relocation
-# put the import logic here for cleaner usage
-try:
-    from collections import UserDict as IterableUserDict
-except ImportError:  # Python 2
-    from UserDict import IterableUserDict
-
-
-def python_2_unicode_compatible(klass):
-    """
-    A decorator that defines __unicode__ and __str__ methods under Python 2.
-    Under Python 3 it does nothing.
-
-    From django.utils.encoding.py in 1.4.2+, minus the dependency on Six.
-
-    To support Python 2 and 3 with a single code base, define a __str__ method
-    returning text and apply this decorator to the class.
-    """
-    if sys.version_info[0] == 2:
-        if '__str__' not in klass.__dict__:
-            raise ValueError("@python_2_unicode_compatible cannot be applied "
-                             "to %s because it doesn't define __str__()." %
-                             klass.__name__)
-        klass.__unicode__ = klass.__str__
-        klass.__str__ = lambda self: self.__unicode__().encode('utf-8')
-    return klass
diff --git a/embedly/tests.py b/embedly/tests.py
index 90ac6d9..c65e2e1 100644
--- a/embedly/tests.py
+++ b/embedly/tests.py
@@ -2,16 +2,8 @@
 import re
 import sys
 import json
-
-try:  # pragma: no cover
-    import unittest2 as unittest  # Python 2.6   # pragma: no cover
-except ImportError:  # pragma: no cover
-    import unittest  # pragma: no cover
-
-try:  # pragma: no cover
-    from unittest import mock  # pragma: no cover
-except ImportError:  # Python < 3.3  # pragma: no cover
-    import mock  # pragma: no cover
+import unittest
+from unittest import mock  # pragma: no cover
 
 from embedly.client import Embedly
 from embedly.models import Url
diff --git a/setup.py b/setup.py
index bf63710..562860c 100644
--- a/setup.py
+++ b/setup.py
@@ -42,8 +42,7 @@ def get_version():
     tests_require=tests_require,
     test_suite="embedly.tests",
     zip_safe=True,
-    use_2to3=True,
-    classifiers=(
+    classifiers=[
         'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',
         'Natural Language :: English',
@@ -54,5 +53,5 @@ def get_version():
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3.2',
         'Programming Language :: Python :: 3.3',
-    )
+    ]
 )