Fix flake8 errors

test/test_07_ssl.py

@@ -1,8 +1,8 @@
-import os, textwrap
+import textwrap
+
 from . import utils
 from .template_projects import CTemplateProject
 
-
 project_with_ssl_tests = CTemplateProject(
     setup_py_add=textwrap.dedent(r'''
         import ssl
@@ -21,6 +21,7 @@ project_with_ssl_tests = CTemplateProject(
     ''')
 )
 
+
 def test(tmpdir):
     # this test checks that SSL is working in the build environment using
     # some checks in setup.py.