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import pkgutil
import imp
from livestreamer.logger import Logger
plugins_loaded = {}
class Plugin(object):
def __init__(self, url):
self.url = url
self.args = None
self.logger = Logger("plugin." + self.module)
@classmethod
def can_handle_url(self, url):
raise NotImplementedError
def get_streams(self):
ranking = ["iphonelow", "iphonehigh", "240p", "320k", "360p", "850k",
"480p", "1400k", "720p", "2400k", "hd", "1080p", "live"]
streams = self._get_streams()
for rank in reversed(ranking):
if rank in streams:
streams["best"] = streams[rank]
break
return streams
def _get_streams(self):
raise NotImplementedError
class PluginError(Exception):
pass
class NoStreamsError(PluginError):
def __init__(self, url):
PluginError.__init__(self, ("No streams found on this URL: {0}").format(url))
class NoPluginError(PluginError):
pass
def load_plugins(plugins):
for loader, name, ispkg in pkgutil.iter_modules(plugins.__path__):
file, pathname, desc = imp.find_module(name, plugins.__path__)
imp.load_module(name, file, pathname, desc)
return plugins_loaded
def get_plugins():
return plugins_loaded
def register_plugin(name, klass):
plugins_loaded[name] = klass
klass.module = name
__all__ = ["Plugin", "PluginError", "NoStreamsError", "NoPluginError",
"load_plugins", "get_plugins", "register_plugin"]
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