def test03_delslice(self):
        for Len in range(self.limit):
            pl, ul = self.lists_of_len(Len)
            del pl[:]
            del ul[:]
            self.assertEqual(pl[:], ul[:], 'del slice [:]')
            for i in range(-Len - 1, Len + 1):
                pl, ul = self.lists_of_len(Len)
                del pl[i:]
                del ul[i:]
                self.assertEqual(pl[:], ul[:], 'del slice [%d:]' % (i))
                pl, ul = self.lists_of_len(Len)
                del pl[:i]
                del ul[:i]
                self.assertEqual(pl[:], ul[:], 'del slice [:%d]' % (i))
                for j in range(-Len - 1, Len + 1):
                    pl, ul = self.lists_of_len(Len)
                    del pl[i:j]
                    del ul[i:j]
                    self.assertEqual(pl[:], ul[:], 'del slice [%d:%d]' % (i,j))
                    for k in range(-Len - 1,0) + range(1,Len):
                        pl, ul = self.lists_of_len(Len)
                        del pl[i:j:k]
                        del ul[i:j:k]
                        self.assertEqual(pl[:], ul[:], 'del slice [%d:%d:%d]' % (i,j,k))

                for k in range(-Len - 1,0) + range(1,Len):
                    pl, ul = self.lists_of_len(Len)
                    del pl[:i:k]
                    del ul[:i:k]
                    self.assertEqual(pl[:], ul[:], 'del slice [:%d:%d]' % (i,k))

                    pl, ul = self.lists_of_len(Len)
                    del pl[i::k]
                    del ul[i::k]
                    self.assertEqual(pl[:], ul[:], 'del slice [%d::%d]' % (i,k))

            for k in range(-Len - 1,0) + range(1,Len):
                pl, ul = self.lists_of_len(Len)
                del pl[::k]
                del ul[::k]
                self.assertEqual(pl[:], ul[:], 'del slice [::%d]' % (k))
modifiersPressed(modifiers: QtCore.Qt.KeyboardModifiers) -> None
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/contrib/gis/geos/tests/test_mutable_list.py/ListMixinTest.test03_delslice--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/graphics_view.py/QInteractiveGraphicsView.modifiersPressed