Flake8 cleanup (mostly whitespace).

Got all but a couple files in the tests (ran out of time today).
Apparently I have been using some bad form for years (although a few
things seemed to look better before the update). Anyway, conformant now.

1 files changed, 9 insertions, 7 deletions

diff --git a/markdown/extensions/meta.py b/markdown/extensions/meta.py
index bcc25a0..a733a8a 100644
--- a/markdown/extensions/meta.py
+++ b/markdown/extensions/meta.py
@@ -4,14 +4,14 @@ Meta Data Extension for Python-Markdown
 
 This extension adds Meta Data handling to markdown.
 
-See <https://pythonhosted.org/Markdown/extensions/meta_data.html> 
+See <https://pythonhosted.org/Markdown/extensions/meta_data.html>
 for documentation.
 
 Original code Copyright 2007-2008 [Waylan Limberg](http://achinghead.com).
 
 All changes Copyright 2008-2014 The Python Markdown Project
 
-License: [BSD](http://www.opensource.org/licenses/bsd-license.php) 
+License: [BSD](http://www.opensource.org/licenses/bsd-license.php)
 
 """
 
@@ -25,13 +25,16 @@ import re
 META_RE = re.compile(r'^[ ]{0,3}(?P<key>[A-Za-z0-9_-]+):\s*(?P<value>.*)')
 META_MORE_RE = re.compile(r'^[ ]{4,}(?P<value>.*)')
 
+
 class MetaExtension (Extension):
     """ Meta-Data extension for Python-Markdown. """
 
     def extendMarkdown(self, md, md_globals):
         """ Add MetaPreprocessor to Markdown instance. """
 
-        md.preprocessors.add("meta", MetaPreprocessor(md), ">normalize_whitespace")
+        md.preprocessors.add(
+            "meta", MetaPreprocessor(md), ">normalize_whitespace"
+        )
 
 
 class MetaPreprocessor(Preprocessor):
@@ -44,7 +47,7 @@ class MetaPreprocessor(Preprocessor):
         while lines:
             line = lines.pop(0)
             if line.strip() == '':
-                break # blank line - done
+                break  # blank line - done
             m1 = META_RE.match(line)
             if m1:
                 key = m1.group('key').lower().strip()
@@ -60,11 +63,10 @@ class MetaPreprocessor(Preprocessor):
                     meta[key].append(m2.group('value').strip())
                 else:
                     lines.insert(0, line)
-                    break # no meta data - done
+                    break  # no meta data - done
         self.markdown.Meta = meta
         return lines
-        
+
 
 def makeExtension(*args, **kwargs):
     return MetaExtension(*args, **kwargs)
-