FeedScript.py 文件源码

def get_feed(self, feedid=None):
        """Returns a dictionary of feed details identified by the id
        specified.  If no id is specified, then the current feed is
        detected and returned.
        """
        if feedid is None:
            # assume default
            feedid = self.feedid

        if not isinstance(feedid, int):
            try:
                feedid = int(feedid)
            except (ValueError, TypeError):
                # can't be typecasted to an integer
                return {}

        if feedid <= 0:
            # No feed id defined
            return {}

        # Precompile Regulare Expression for Speed
        feed_re = re.compile('^%s%s%d_([A-Z0-9_]+)$' % (
            FEED_ENVIRO_ID,
            FEEDID_ENVIRO_ID,
            feedid,
        ))

        self.logger.debug('Looking for %s%s%d_([A-Z0-9_]+)$' % (
            FEED_ENVIRO_ID,
            FEEDID_ENVIRO_ID,
            feedid,
        ))

        # Fetch Feed related content
        return dict([(feed_re.match(k).group(1), v.strip()) \
            for (k, v) in environ.items() if feed_re.match(k)])