diff --git a/mwclient/client.py b/mwclient/client.py
index f93cef30faf828e6c0d4351f1b6582fea89024b7..0eb5d41b04799b518e367879a9e8e4360a7914cd 100644
--- a/mwclient/client.py
+++ b/mwclient/client.py
@@ -472,7 +472,6 @@ class Site(object):
                 'file_size is deprecated since mwclient 0.7',
                 DeprecationWarning
             )
-            file_size = None
 
         if filename is None:
             raise TypeError('filename must be specified')
diff --git a/mwclient/listing.py b/mwclient/listing.py
index ce71b9acbd456c6795842f3bc270bb5db6f2508a..656df704bb9ce83eb8d5b3c6349dbb7da76ab8ed 100644
--- a/mwclient/listing.py
+++ b/mwclient/listing.py
@@ -210,7 +210,6 @@ class PageList(GeneratorList):
             return mwclient.page.Page(self.site, name, info)
 
     def guess_namespace(self, name):
-        normal_name = mwclient.page.Page.normalize_title(name)
         for ns in self.site.namespaces:
             if ns == 0:
                 continue