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@ -26,14 +26,14 @@ main_bus = None
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def register_backends(bus=None, global_scope=False, **kwargs):
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""" Initialize the backend objects based on the configuration and returns
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"""Initialize the backend objects based on the configuration and returns
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a name -> backend_instance map.
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Params:
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bus -- If specific (it usually should), the messages processed by the
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backends will be posted on this bus.
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kwargs -- Any additional key-value parameters required to initialize the backends
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"""
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"""
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global main_bus
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if bus:
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@ -57,8 +57,7 @@ def register_backends(bus=None, global_scope=False, **kwargs):
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b = getattr(module, cls_name)(bus=bus, **cfg, **kwargs)
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backends[name] = b
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except AttributeError as e:
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logger.warning('No such class in {}: {}'.format(
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module.__name__, cls_name))
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logger.warning('No such class in {}: {}'.format(module.__name__, cls_name))
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raise RuntimeError(e)
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return backends
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@ -74,15 +73,15 @@ def register_plugins(bus=None):
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def get_backend(name):
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""" Returns the backend instance identified by name if it exists """
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"""Returns the backend instance identified by name if it exists"""
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global backends
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return backends.get(name)
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def get_plugin(plugin_name, reload=False):
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""" Registers a plugin instance by name if not registered already, or
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returns the registered plugin instance"""
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"""Registers a plugin instance by name if not registered already, or
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returns the registered plugin instance"""
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global plugins
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global plugins_init_locks
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@ -104,8 +103,9 @@ def get_plugin(plugin_name, reload=False):
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cls_name += token.title()
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cls_name += 'Plugin'
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plugin_conf = Config.get_plugins()[plugin_name] \
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if plugin_name in Config.get_plugins() else {}
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plugin_conf = (
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Config.get_plugins()[plugin_name] if plugin_name in Config.get_plugins() else {}
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)
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if 'disabled' in plugin_conf:
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if plugin_conf['disabled'] is True:
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@ -120,7 +120,9 @@ def get_plugin(plugin_name, reload=False):
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try:
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plugin_class = getattr(plugin, cls_name)
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except AttributeError as e:
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logger.warning('No such class in {}: {} [error: {}]'.format(plugin_name, cls_name, str(e)))
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logger.warning(
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'No such class in {}: {} [error: {}]'.format(plugin_name, cls_name, str(e))
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)
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raise RuntimeError(e)
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with plugins_init_locks[plugin_name]:
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@ -137,13 +139,14 @@ def get_bus() -> Bus:
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return main_bus
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from platypush.bus.redis import RedisBus
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return RedisBus()
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def get_or_create_event_loop():
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try:
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loop = asyncio.get_event_loop()
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except RuntimeError:
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except (DeprecationWarning, RuntimeError):
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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