Fix typos and trailing spaces

weboob/applications/galleroob/galleroob.py

@@ -17,7 +17,6 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with weboob. If not, see <http://www.gnu.org/licenses/>.
 
-import subprocess
 import sys
 import os
 from re import search, sub
@@ -144,7 +143,7 @@ class Galleroob(ReplApplication):
             with open(name, 'w') as f:
                 f.write(img.data)
 
-        os.chdir("..")
+        os.chdir(os.path.pardir)
 
     def do_info(self, line):
         """
@@ -156,7 +155,7 @@ class Galleroob(ReplApplication):
 
         gallery = self.get_object(_id, 'get_gallery')
         if not gallery:
-            print >>sys.gallery, 'Gallery not found: %s' %  _id
+            print >>sys.stderr, 'Gallery not found: %s' %  _id
             return
         self.format(gallery)
         self.flush()