diff --git a/pysollib/tk/soundoptionsdialog.py b/pysollib/tk/soundoptionsdialog.py
index 581757c1..fdef1d3b 100644
--- a/pysollib/tk/soundoptionsdialog.py
+++ b/pysollib/tk/soundoptionsdialog.py
@@ -28,7 +28,7 @@ import os
 import Tkinter
 
 # PySol imports
-from pysollib.mygettext import _, n_
+from pysollib.mygettext import _
 from pysollib.mfxutil import KwStruct
 from pysollib.settings import TITLE
 from pysollib.pysolaudio import pysolsoundserver
@@ -41,6 +41,7 @@ from tkwidget import MfxDialog, MfxMessageDialog
 # *
 # ************************************************************************
 
+
 class SoundOptionsDialog(MfxDialog):
 
     def __init__(self, parent, title, app, **kw):
@@ -106,13 +107,13 @@ class SoundOptionsDialog(MfxDialog):
                                     command=self.mOptSoundDirectX, anchor='w')
             w.grid(row=row, column=0, columnspan=2, sticky='ew')
         #
-        if app.audio.CAN_PLAY_MUSIC: # and app.startup_opt.sound_mode > 0:
+        if app.audio.CAN_PLAY_MUSIC:  # and app.startup_opt.sound_mode > 0:
             row += 1
             w = Tkinter.Label(frame, text=_('Sample volume:'))
             w.grid(row=row, column=0, sticky='w', padx=5)
             w = Tkinter.Scale(frame, from_=0, to=128, resolution=1,
                               orient='horizontal', takefocus=0,
-                              length="3i", #label=_('Sample volume'),
+                              length="3i",  # label=_('Sample volume'),
                               variable=self.sample_volume)
             w.grid(row=row, column=1, sticky='ew', padx=5)
             row += 1
@@ -120,7 +121,7 @@ class SoundOptionsDialog(MfxDialog):
             w.grid(row=row, column=0, sticky='w', padx=5)
             w = Tkinter.Scale(frame, from_=0, to=128, resolution=1,
                               orient='horizontal', takefocus=0,
-                              length="3i", #label=_('Music volume'),
+                              length="3i",  # label=_('Music volume'),
                               variable=self.music_volume)
             w.grid(row=row, column=1, sticky='ew', padx=5)
 
@@ -152,7 +153,7 @@ class SoundOptionsDialog(MfxDialog):
         self.mainloop(focus, kw.timeout)
 
     def initKw(self, kw):
-        strings=[_("&OK"), _("&Apply"), _("&Cancel"),]
+        strings = [_("&OK"), _("&Apply"), _("&Cancel"), ]
         kw = KwStruct(kw,
                       strings=strings,
                       default=0,
@@ -186,11 +187,11 @@ class SoundOptionsDialog(MfxDialog):
         return self.mDone(0)
 
     def mOptSoundDirectX(self, *event):
-        ##print self.sound_mode.get()
-        d = MfxMessageDialog(self.top, title=_("Sound preferences info"),
-                      text=_("""\
+        # print self.sound_mode.get()
+        MfxMessageDialog(
+            self.top, title=_("Sound preferences info"),
+            text=_("""\
 Changing DirectX settings will take effect
 the next time you restart """)+TITLE,
-                      bitmap="warning",
-                      default=0, strings=(_("&OK"),))
-
+            bitmap="warning",
+            default=0, strings=(_("&OK"),))
diff --git a/tests/style/py-flake8.t b/tests/style/py-flake8.t
index 92627574..84b55b39 100644
--- a/tests/style/py-flake8.t
+++ b/tests/style/py-flake8.t
@@ -27,7 +27,7 @@ my %skip =
 
 # my $cmd = shell_quote( 'flake8', '.' );
 my $cmd = shell_quote( 'flake8',
-    grep { not exists $skip{$_} } glob('./*.py ./scripts/*.py ./tests/board_gen/*.py ./pysollib/*.py ./pysollib/[cmgpuw]*/{*/*.py,*.py} ./pysollib/tile/*.py ./pysollib/tk/{[a-p],select,solv}*.py ./pysollib/ui/tktile/*.py') );
+    grep { not exists $skip{$_} } glob('./*.py ./scripts/*.py ./tests/board_gen/*.py ./pysollib/*.py ./pysollib/[cmgpuw]*/{*/*.py,*.py} ./pysollib/tile/*.py ./pysollib/tk/{[a-p],select,solv,sound}*.py ./pysollib/ui/tktile/*.py') );
 
 # TEST
 eq_or_diff( scalar(`$cmd`), '', "flake8 is happy with the code." );