def _get_podcasts(self, *args, **options):
max_podcasts = options.get('max')
if options.get('toplist'):
yield (p.url for p in self.get_toplist(max_podcasts))
if options.get('new'):
podcasts = list(podcasts_need_update(limit=max_podcasts))
random.shuffle(podcasts)
yield (p.url for p in podcasts)
if options.get('random'):
# no need to pass "max" to random_podcasts, it uses chunked queries
podcasts = random_podcasts()
yield (p.url for p in individual_podcasts(podcasts))
if options.get('next'):
podcasts = podcasts_by_next_update(limit=max_podcasts)
yield (p.url for p in individual_podcasts(podcasts))
if args:
yield args
if not args and not options.get('toplist') and not options.get('new') \
and not options.get('random') and not options.get('next'):
podcasts = podcasts_by_last_update(limit=max_podcasts)
yield (p.url for p in podcasts_by_last_update())
def get_random_picks(languages=None):
""" Returns random podcasts for the given language """
languages = languages or ['']
# get one iterator for each language
rand_iters = [random_podcasts(lang) for lang in languages]
# cycle through them, removing those that don't yield any more results
while rand_iters:
rand_iter = rand_iters.pop(0)
try:
podcast = next(rand_iter)
rand_iters.append(rand_iter)
yield podcast
except StopIteration:
# don't re-add rand_iter
pass
def get_random_podcast(self):
random_podcast = next(random_podcasts(), None)
if random_podcast:
yield random_podcast.get_podcast()