pep8

tests/test_nbcourse.py

@@ -9,6 +9,7 @@ from distutils.dir_util import copy_tree
 TESTS_PATH = Path(__file__).parent.absolute()
 MINI_CONF = {'nb': {'dir': 'sample'}}
 
+
 @pytest.fixture
 def create_project(tmpdir):
     """Create a sample nbcourse project"""