models.py 文件源码

def delete(self, *args, **kwargs):
        directory = self.directory

        # Just doing a plain delete will collect all related objects in memory
        # before deleting: translation projects, stores, units, quality checks,
        # suggestions, and submissions.
        # This can easily take down a process. If we do a translation project
        # at a time and force garbage collection, things stay much more
        # managable.
        import gc
        gc.collect()
        for tp in self.translationproject_set.iterator():
            tp.delete()
            gc.collect()

        super(Project, self).delete(*args, **kwargs)

        directory.delete()