unitdata.py 文件源码

def hook_scope(self, name=""):
        """Scope all future interactions to the current hook execution
        revision."""
        assert not self.revision
        self.cursor.execute(
            'insert into hooks (hook, date) values (?, ?)',
            (name or sys.argv[0],
             datetime.datetime.utcnow().isoformat()))
        self.revision = self.cursor.lastrowid
        try:
            yield self.revision
            self.revision = None
        except:
            self.flush(False)
            self.revision = None
            raise
        else:
            self.flush()