def __call__(self, that):
# internal appspace manager
that._M = Pathways.appspace(
self.pattern,
self.required,
self.defaults,
*self.args,
**self.kw
)
# lock internal appspace global settings
that._M.settings.lock()
# set internal appspace global settings
that._G = that._M.settings.final
return that
def __init__(self, pattern=None, required=None, defaults=None, **kw):
'''
init
@param pattern: pattern configuration or appspace label (default: None)
@param required: required settings (default: None)
@param defaults: default settings (default: None)
'''
super(RootMixin, self).__init__()
if pattern is not None:
# external appspace
self.M = Pathways.appspace(pattern, required, defaults)
# freeze external appspace global settings
self.M.freeze(kw)
else:
self.M = None
self._setup()
