def _get_default_tasks(self):
"""
Get a list of default task names (@task(default=True)).
:return: List containing default task names.
:rtype: list
"""
if 'default' in HerringTasks.keys():
return ['default']
return []
def _verified_tasks(self, task_list):
"""
If a given task does not exist, then raise a ValueError exception.
:return: None
:raises ValueError:
"""
if not task_list:
task_list = self._get_default_tasks()
if not task_list:
raise ValueError("No tasks given")
task_names = HerringTasks.keys()
return [name for name in task_list if name in task_names]
