diff --git a/src/robotide/editor/listeditor.py b/src/robotide/editor/listeditor.py
index a383b671c..69f5130ef 100644
--- a/src/robotide/editor/listeditor.py
+++ b/src/robotide/editor/listeditor.py
@@ -36,6 +36,7 @@ class ListEditorBase(wx.Panel):
     _buttons_nt = []
 
     def __init__(self, parent, columns, controller, label=None):
+        __ = label
         self._menu = [_('Edit'), _('Move Up\tCtrl-Up'), _('Move Down\tCtrl-Down'), '---', _('Delete')]
         wx.Panel.__init__(self, parent)
         from ..preferences import RideSettings
@@ -195,10 +196,7 @@ def __init__(self, parent, columns, color_foreground='black',
         self.color_foreground = color_foreground
         self.color_background = color_background
         self.SetBackgroundColour(Colour(color_background))
-        # self.SetOwnBackgroundColour(Colour(color_background))
         self.SetForegroundColour(Colour(color_foreground))
-        # self.SetOwnForegroundColour(Colour(color_foreground))
-        # self.EnableAlternateRowColours(True)
         self._parent = parent
         self._doc_language = None
         self.set_language()
diff --git a/src/robotide/preferences/editor.py b/src/robotide/preferences/editor.py
index bfa1f0723..76aaf061c 100644
--- a/src/robotide/preferences/editor.py
+++ b/src/robotide/preferences/editor.py
@@ -64,11 +64,7 @@ def __init__(self, parent, title, preferences, style="auto"):
         self.font.SetPointSize(self._general_settings[FONT_SIZE])
         self.SetFont(self.font)
         self.SetBackgroundColour(Colour(self._general_settings['background']))
-        ## self.SetOwnBackgroundColour(Colour(200, 222, 40))
-        ## self.SetOwnForegroundColour(Colour(7, 0, 70))
-        # self.SetOwnBackgroundColour(Colour(self._general_settings['secondary background']))
         self.SetForegroundColour(Colour(self._general_settings['foreground']))
-        # self.SetOwnForegroundColour(Colour(self._general_settings['secondary foreground']))
         self._closing = False
 
         panels = preferences.preference_panels
@@ -224,10 +220,6 @@ def __init__(self, *args, **kwargs):
         self.title.SetFont(font)
         self.title.SetForegroundColour(self.settings['foreground'])
         self.title.SetBackgroundColour(self.settings['background'])
-        # self.title.SetBackgroundColour(Colour(200, 222, 40))
-        # self.title.SetForegroundColour(Colour(7, 0, 70))
-        # self.SetBackgroundColour(Colour(200, 222, 40))
-        # self.SetForegroundColour(Colour(7, 0, 70))
         self.SetForegroundColour(self.settings['foreground'])
         self.SetBackgroundColour(self.settings['background'])
 
@@ -242,17 +234,8 @@ def ShowPanel(self, panel):
         if self._current_panel is not None:
             self._current_panel.Hide()
         self._current_panel = panel
-        ## self.SetForegroundColour(self.settings['foreground'])
-        ## self.SetOwnBackgroundColour(self.settings['background'])
-        ## self.SetOwnForegroundColour(Colour(255, 255, 255))
-        ## self.SetBackgroundColour(self.settings['background'])
         panel.SetForegroundColour(self.settings['foreground'])  # Critical text all black on
         panel.SetBackgroundColour(self.settings['background'])  # Black background
-        ## self.SetBackgroundColour(Colour(200, 222, 40))
-        ## self.SetForegroundColour(Colour(7, 0, 70))
-        ## panel.SetBackgroundColour(Colour(200, 222, 40))
-        ## panel.SetForegroundColour(Colour(255, 255, 255))
-        ## panel.SetForegroundColour(Colour(7, 0, 70))
         panel.Show()
         sizer = self.panels_container.GetSizer()
         item = sizer.GetItem(panel)
diff --git a/src/robotide/ui/preferences_dialogs.py b/src/robotide/ui/preferences_dialogs.py
index 881bba2d7..0b12c4cf5 100644
--- a/src/robotide/ui/preferences_dialogs.py
+++ b/src/robotide/ui/preferences_dialogs.py
@@ -31,8 +31,6 @@ class PreferencesPanel(wx.Panel):
     def __init__(self, parent=None, name_tr=None, *args, **kwargs):
         self.tree_item = None
         self.name_tr = name_tr
-        # self.location = (_("Preferences"),)
-        # self.title = _("Preferences")
         from ..preferences.settings import RideSettings
         wx.Panel.__init__(self, parent, *args, **kwargs)
         self._gsettings = RideSettings()
@@ -275,8 +273,6 @@ def set_value(evt):
         evt.Skip()
     editor.Bind(wx.EVT_KILL_FOCUS, lambda evt: set_value(evt))
     elabel = Label(parent, label=label)
-    # background_color = esettings['background']
-    # foreground_color = esettings['foreground']
     elabel.SetBackgroundColour(background_color)
     elabel.SetForegroundColour(foreground_color)
     return elabel, editor
diff --git a/src/robotide/widgets/htmlwnd.py b/src/robotide/widgets/htmlwnd.py
index 8147ebc3b..9eb1204d1 100644
--- a/src/robotide/widgets/htmlwnd.py
+++ b/src/robotide/widgets/htmlwnd.py
@@ -34,8 +34,6 @@ def __init__(self, parent, size=wx.DefaultSize, text=None):
         self.SetBorders(2)
         self.SetStandardFonts(size=9)
         self.SetBackgroundColour(Colour(200, 222, 40))
-        # self.SetOwnBackgroundColour(Colour(200, 222, 40))
-        # self.SetOwnForegroundColour(Colour(7, 0, 70))
         if text:
             self.set_content(text)
         self.SetHTMLBackgroundColour(Colour(general_settings[BACKGROUND_HELP]))
diff --git a/utest/application/test_app_main.py b/utest/application/test_app_main.py
index 09a31e2c4..b8caccbca 100644
--- a/utest/application/test_app_main.py
+++ b/utest/application/test_app_main.py
@@ -232,9 +232,6 @@ def test_replace_std_for_win(self):
 
 class TestMisc(unittest.TestCase):
 
-    def tearDown(self):
-        builtins.__import__ = real_import
-
     def test_get_code(self):
         import wx
         from robotide.application import RIDE