pep8/pyflakes corrections

tldp/inventory.py

@@ -86,6 +86,7 @@ class Inventory(object):
         logger.info("Identified %d broken documents: %r.", len(self.broken),
                     self.broken.keys())
 
+
 def get_sources(sourcedirs):
     return SourceCollection(sourcedirs)
 

tldp/sources.py

@@ -44,8 +44,9 @@ class SourceCollection(collections.MutableMapping):
                     continue
                 for candy in candidates:
                     if candy.stem in self:
+                        dup = self[candy.stem].filename
                         logger.warning("Ignoring duplicate is %s", candy.filename)
-                        logger.warning("Existing dup-entry is %s", self[candy.stem].filename)
+                        logger.warning("Existing dup-entry is %s", dup)
                     else:
                         self[candy.stem] = candy
         logger.debug("Discovered %s documents total", len(self))

tldp/utils.py

@@ -14,6 +14,7 @@ import logging
 
 logdir = 'tldp-document-build-logs'
 
+
 def getLogger(**opts):
     level = opts.get('level', logging.INFO)
     logging.basicConfig(stream=sys.stderr, level=level)