pep8 is now pycodestyle https://github.com/PyCQA/pycodestyle/issues/466

setup.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python
-from setuptools import setup, find_packages
+from setuptools import find_packages, setup
 
 
 setup(
@@ -7,7 +7,8 @@ setup(
     version="1.9.0",
     author="Amr Hassan <amr.hassan@gmail.com>",
     install_requires=['six'],
-    tests_require=['mock', 'pytest', 'coverage', 'pep8', 'pyyaml', 'pyflakes'],
+    tests_require=['mock', 'pytest', 'coverage', 'pycodestyle', 'pyyaml',
+                   'pyflakes'],
     description=("A Python interface to Last.fm and Libre.fm"),
     author_email="amr.hassan@gmail.com",
     url="https://github.com/pylast/pylast",