flake8 cleanups whitespace formatting only.

Also added noqa to py2 clause as flake8 was reporting unused import.

Author: rouilj

roundup/anypy/html.py

@@ -1,8 +1,10 @@
 try:
-    from html import escape as html_escape_ # python 3
+    from html import escape as html_escape_  # python 3
+
     def html_escape(str, quote=False):
         # html_escape under python 3 sets quote to true by default
         # make it python 2 compatible
         return html_escape_(str, quote=quote)
 except ImportError:
-    from cgi import escape as html_escape # python 2 fallback
+    # python 2 fallback
+    from cgi import escape as html_escape  # noqa: F401