| # Copyright 2014 Gentoo Foundation | |
| # Distributed under the terms of the GNU General Public License v2 | |
| class IndexStreamIterator(object): | |
| def __init__(self, f, parser): | |
| self.parser = parser | |
| self._file = f | |
| def close(self): | |
| if self._file is not None: | |
| self._file.close() | |
| self._file = None | |
| def __iter__(self): | |
| try: | |
| for line in self._file: | |
| node = self.parser(line) | |
| if node is not None: | |
| yield node | |
| finally: | |
| self.close() |