Strip trailing whitespace

ubuntutools/misc.py

@@ -10,7 +10,7 @@
 # modify it under the terms of the GNU General Public License
 # as published by the Free Software Foundation; either version 3
 # of the License, or (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ -28,11 +28,10 @@ from ubuntutools.lp.udtexceptions import PocketDoesNotExistError
 
 def system_distribution():
     """ system_distro() -> string
-    
+
     Detect the system's distribution and return it as a string. If the
     name of the distribution can't be determined, print an error message
     and return None.
-    
     """
     # We try to avoid calling the "lsb_release" as looking up the value
     # directly is faster. However, Debian doesn't have /etc/lsb-release
@@ -52,45 +51,43 @@ def system_distribution():
 
 def host_architecture():
     """ host_architecture -> string
-    
+
     Detect the host's architecture and return it as a string. If the
     architecture can't be determined, print an error message and return None.
-    
     """
-    
+
     arch = Popen(['dpkg', '--print-architecture'], stdout=PIPE, \
                  stderr=PIPE).communicate()[0].split()
-    
+
     if not arch or 'not found' in arch[0]:
         print 'Error: Not running on a Debian based system; could not ' \
             'detect its architecture.'
         return None
-    
+
     return arch[0]
 
 def readlist(filename, uniq=True):
     """ readlist(filename, uniq) -> list
-    
+
     Read a list of words from the indicated file. If 'uniq' is True, filter
     out duplicated words.
-    
     """
-    
+
     if not os.path.isfile(filename):
         print 'File "%s" does not exist.' % filename
         return False
-    
+
     content = open(filename).read().replace('\n', ' ').replace(',', ' ')
-    
+
     if not content.strip():
         print 'File "%s" is empty.' % filename
         return False
-    
+
     items = [item for item in content.split() if item]
-    
+
     if uniq:
         items = list(set(items))
-    
+
     return items
 
 def splitReleasePocket(release):