本文整理匯總了Python中zeroinstall.injector.policy.Policy.get_feed_targets方法的典型用法代碼示例。如果您正苦於以下問題：Python Policy.get_feed_targets方法的具體用法？Python Policy.get_feed_targets怎麽用？Python Policy.get_feed_targets使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類zeroinstall.injector.policy.Policy的用法示例。
在下文中一共展示了Policy.get_feed_targets方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: handle
# 需要導入模塊: from zeroinstall.injector.policy import Policy [as 別名]
# 或者: from zeroinstall.injector.policy.Policy import get_feed_targets [as 別名]
def handle(config, options, args, add_ok = True, remove_ok = False):
if options.offline:
config.network_use = model.network_offline
if len(args) == 2:
iface = config.iface_cache.get_interface(model.canonical_iface_uri(args[0]))
feed_url = args[1]
if find_feed_import(iface, feed_url):
raise SafeException(_('Interface %(interface)s already has feed %(feed)s') %
{'interface': iface.uri, 'feed': feed_url})
feed = config.iface_cache.get_feed(feed_url)
if not feed:
blocker = config.fetcher.download_and_import_feed(feed_url, config.iface_cache)
tasks.wait_for_blocker(blocker)
iface.extra_feeds.append(model.Feed(feed_url, arch = None, user_override = True))
writer.save_interface(iface)
return
elif len(args) != 1:
raise UsageError()
x = args[0]
print _("Feed '%s':") % x + '\n'
x = model.canonical_iface_uri(x)
policy = Policy(x, config = config)
feed = config.iface_cache.get_feed(x)
if policy.network_use != model.network_offline and policy.is_stale(feed):
blocker = config.fetcher.download_and_import_feed(x, config.iface_cache)
tasks.wait_for_blocker(blocker)
candidate_interfaces = policy.get_feed_targets(x)
assert candidate_interfaces
interfaces = []
for i in range(len(candidate_interfaces)):
iface = candidate_interfaces[i]
if find_feed_import(iface, x):
if remove_ok:
print _("%(index)d) Remove as feed for '%(uri)s'") % {'index': i + 1, 'uri': iface.uri}
interfaces.append(iface)
else:
if add_ok:
print _("%(index)d) Add as feed for '%(uri)s'") % {'index': i + 1, 'uri': iface.uri}
interfaces.append(iface)
if not interfaces:
if remove_ok:
raise SafeException(_("%(feed)s is not registered as a feed for %(interface)s") %
{'feed': x, 'interface': candidate_interfaces[0]})
else:
raise SafeException(_("%(feed)s already registered as a feed for %(interface)s") %
{'feed': x, 'interface': candidate_interfaces[0]})
print
while True:
try:
i = raw_input(_('Enter a number, or CTRL-C to cancel [1]: ')).strip()
except KeyboardInterrupt:
print
raise SafeException(_("Aborted at user request."))
if i == '':
i = 1
else:
try:
i = int(i)
except ValueError:
i = 0
if i > 0 and i <= len(interfaces):
break
print _("Invalid number. Try again. (1 to %d)") % len(interfaces)
iface = interfaces[i - 1]
feed_import = find_feed_import(iface, x)
if feed_import:
iface.extra_feeds.remove(feed_import)
else:
iface.extra_feeds.append(model.Feed(x, arch = None, user_override = True))
writer.save_interface(iface)
print '\n' + _("Feed list for interface '%s' is now:") % iface.get_name()
if iface.extra_feeds:
for f in iface.extra_feeds:
print "- " + f.uri
else:
print _("(no feeds)")