def onShortcutUnindentWithBackspace(self):
        """Backspace pressed, unindent
        """
        assert self._qpart.textBeforeCursor().endswith(self.text())

        charsToRemove = len(self._qpart.textBeforeCursor()) % len(self.text())
        if charsToRemove == 0:
            charsToRemove = len(self.text())

        cursor = self._qpart.textCursor()
        cursor.setPosition(cursor.position() - charsToRemove, QTextCursor.KeepAnchor)
        cursor.removeSelectedText()
def items(self, section_name):
            if section_name != section:
                raise NoSectionError(section_name)
            return {
                'memcache_servers': memcache_servers,
                'memcache_serialization_support':
                memcache_serialization_support,
                'memcache_max_connections': memcache_max_connections,
            }