More attacking E302 violators

django/utils/_os.py

@@ -34,6 +34,7 @@ else:
             path = join(os.getcwdu(), path)
         return normpath(path)
 
+
 def upath(path):
     """
     Always return a unicode path.
@@ -42,6 +43,7 @@ def upath(path):
         return path.decode(fs_encoding)
     return path
 
+
 def npath(path):
     """
     Always return a native path, that is unicode on Python 3 and bytestring on