Pep8 and pyflakes fixes

src/sugar3/graphics/menuitem.py

@@ -22,7 +22,6 @@ STABLE.
 import logging
 
 from gi.repository import GObject
-from gi.repository import Pango
 from gi.repository import Gtk
 
 from sugar3.graphics.icon import Icon

src/sugar3/graphics/palette.py

@@ -28,7 +28,6 @@ from gi.repository import GLib
 from gi.repository import Gtk
 from gi.repository import Gdk
 from gi.repository import GObject
-from gi.repository import Pango
 
 from sugar3.graphics import animator
 from sugar3.graphics import style
@@ -285,7 +284,8 @@ class Palette(PaletteWindow):
                 self._secondary_label.set_max_width_chars(
                     style.MENU_WIDTH_CHARS)
                 self._secondary_label.set_line_wrap(True)
-                self._secondary_label.set_ellipsize(style.ELLIPSIZE_MODE_DEFAULT)
+                self._secondary_label.set_ellipsize(
+                    style.ELLIPSIZE_MODE_DEFAULT)
                 self._secondary_label.set_lines(NO_OF_LINES)
                 self._secondary_label.set_justify(Gtk.Justification.FILL)
             else:

src/sugar3/graphics/palettemenu.py

@@ -16,7 +16,6 @@
 
 from gi.repository import GObject
 from gi.repository import Gtk
-from gi.repository import Pango
 
 from sugar3.graphics.icon import Icon
 from sugar3.graphics import style