fixed pep8 issues

Author: terrameijar

axe_selenium_python/axe.py

@@ -108,4 +108,4 @@ def write_results(self, data, name):
             except NameError:
                 f.write(json.dumps(data, indent=4))
             except FileNotFoundError as fnf_error:
-                print(fnf_error)
+                print(fnf_error)