# Path: ebu_tt_live/config/common.py
# class ConfigurableComponent(RequiredConfig):
#     def __init__(self, config, local_config, backend=None):
#     def backend(self):
#     def configure_component(cls, config, local_config, **kwargs):
#     def _resolve_runtime_variable_match(cls, matchobj):
#     def resolve_runtime_variables(cls, str_parameter):
#     def start(self):
#     def stop(self):
# def install_app(app_obj):
# 
# Path: ebu_tt_live/strings.py
# ERR_CONF_WS_SERVER_PROTOCOL_MISMATCH = gettext('The address: {address} is in use by another server with different protocol version')
# 
# Path: ebu_tt_live/errors.py
# class ConfigurationError(Exception):
#     pass
# 
# Path: ebu_tt_live/strings.py
# ERR_NO_SUCH_COMPONENT = gettext('No such component: {type_name}')


import logging
from .common import ConfigurableComponent, Namespace, RequiredConfig
from ebu_tt_live.strings import ERR_CONF_WS_SERVER_PROTOCOL_MISMATCH
from ebu_tt_live.errors import ConfigurationError
from ebu_tt_live.strings import ERR_NO_SUCH_COMPONENT
        from ebu_tt_live.twisted import websocket, reactor, task, TwistedWSPushProducer, TwistedWSConsumer, \
            TwistedConsumer, TwistedPullProducer
            d.addErrback(error_callback)

    def call_periodically(self, func, interval=0.0, result_callback=None, error_callback=None, *args, **kwargs):
        looping_call = self._task.LoopingCall(f=func, *args, **kwargs)
        d = looping_call.start(interval, now=False)
        if result_callback is not None:
            d.addCallback(result_callback)
        if error_callback is not None:
            d.addErrback(error_callback)


backend_by_type = {
    'twisted': TwistedBackend,
    'dummy': DummyBackend
}


def get_backend(backend_name):
    try:
        return backend_by_type.get(backend_name)
    except KeyError:
        raise ConfigurationError(
            ERR_NO_SUCH_COMPONENT.format(
                type_name=backend_name
            )
        )


class UniversalBackend(RequiredConfig):
    required_config = Namespace()

# Path: ebu_tt_live/config/common.py
# class ConfigurableComponent(RequiredConfig):
#     def __init__(self, config, local_config, backend=None):
#     def backend(self):
#     def configure_component(cls, config, local_config, **kwargs):
#     def _resolve_runtime_variable_match(cls, matchobj):
#     def resolve_runtime_variables(cls, str_parameter):
#     def start(self):
#     def stop(self):
# def install_app(app_obj):
# 
# Path: ebu_tt_live/strings.py
# ERR_CONF_WS_SERVER_PROTOCOL_MISMATCH = gettext('The address: {address} is in use by another server with different protocol version')
# 
# Path: ebu_tt_live/errors.py
# class ConfigurationError(Exception):
#     pass
# 
# Path: ebu_tt_live/strings.py
# ERR_NO_SUCH_COMPONENT = gettext('No such component: {type_name}')


# Path: ebu_tt_live/config/backend.py
import logging
from .common import ConfigurableComponent, Namespace, RequiredConfig
from ebu_tt_live.strings import ERR_CONF_WS_SERVER_PROTOCOL_MISMATCH
from ebu_tt_live.errors import ConfigurationError
from ebu_tt_live.strings import ERR_NO_SUCH_COMPONENT
        from ebu_tt_live.twisted import websocket, reactor, task, TwistedWSPushProducer, TwistedWSConsumer, \
            TwistedConsumer, TwistedPullProducer

            d.addErrback(error_callback)

    def call_periodically(self, func, interval=0.0, result_callback=None, error_callback=None, *args, **kwargs):
        looping_call = self._task.LoopingCall(f=func, *args, **kwargs)
        d = looping_call.start(interval, now=False)
        if result_callback is not None:
            d.addCallback(result_callback)
        if error_callback is not None:
            d.addErrback(error_callback)


backend_by_type = {
    'twisted': TwistedBackend,
    'dummy': DummyBackend
}


def get_backend(backend_name):
    try:
        return backend_by_type.get(backend_name)
    except KeyError:
        raise ConfigurationError(
            ERR_NO_SUCH_COMPONENT.format(
                type_name=backend_name
            )
        )


class UniversalBackend(RequiredConfig):
    required_config = Namespace()

    required_config.backend = backend = Namespace()