code: def start_task(cls, task_tag, skip_unresolved=False):
  		
  		registry = cls.registry_storage()
  		registry.start_task(task_tag, skip_unresolved=skip_unresolved)
docs: Start task from registry
  
  		:param task_tag: same as in :meth:`.WTaskDependencyRegistryStorage.start_task` method
  		:param skip_unresolved: same as in :meth:`.WTaskDependencyRegistryStorage.start_task` method
  		:return: None