diff --git a/qubes/ext/gui.py b/qubes/ext/gui.py
index 2c284608..2ae31e90 100644
--- a/qubes/ext/gui.py
+++ b/qubes/ext/gui.py
@@ -21,13 +21,12 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
 
-import os
-
 import qubes.config
 import qubes.ext
 
 
 class GUI(qubes.ext.Extension):
+    # pylint: disable=too-few-public-methods
     # TODO put this somewhere...
     @staticmethod
     def send_gui_mode(vm):
diff --git a/qubes/vm/qubesvm.py b/qubes/vm/qubesvm.py
index f795c04a..1d30b77f 100644
--- a/qubes/vm/qubesvm.py
+++ b/qubes/vm/qubesvm.py
@@ -1123,7 +1123,7 @@ class QubesVM(qubes.vm.mix.net.NetVMMixin, qubes.vm.BaseVM):
             input = b''
         return b''.join((command.rstrip('\n').encode('utf-8'), b'\n', input))
 
-    def run(self, command, input=None, user=None, **kwargs):
+    def run(self, command, user=None, **kwargs):
         '''Run a shell command inside the domain using qrexec.
 
         This method is a coroutine.