def __init__(self, name, choices=None, default=None, **kwargs):
if not choices:
raise exceptions.InitializationError(
'Choices must be specified for Enum type.')
if default and default not in choices:
raise exceptions.InitializationError(
'Enum default value must be a valid choice.')
self.choices = choices
super(Enum, self).__init__(name, choices=choices, default=default, **kwargs)
def __init__(self, name, mutex=False, prefixes=False, **kwargs):
"""Initializes the concept."""
if name is None:
raise exceptions.InitializationError('Concept name required.')
self.mutex = mutex
self.prefixes = prefixes
self.concepts = []
super(GroupArg, self).__init__(name, **kwargs)
def __init__(self, name, fallthroughs=None, positional=False, completer=None,
metavar=None, default=None, choices=None, action=None, **kwargs):
"""Initializes the concept."""
if name is None:
raise exceptions.InitializationError('Concept name required.')
self.fallthroughs = fallthroughs or []
self.positional = positional
self.completer = completer
self.metavar = metavar
self.default = default
self.choices = choices
self.action = action
super(SimpleArg, self).__init__(name, **kwargs)