class TraitInspector(metaclass=Singleton):
""" Trait specific implementation of Inspector.
This class is extension to general purpose Inspector. While original
inspector gives string as a result of inspection, this class provides
whole class (a.k.a Primitive) to caller. These primitives then provide
special functionality for given object type.
This class acts also as a singleton.
"""
def __init__(self):
self.__inspector = Inspector()
def __call__(self, object):
return self.__inspector.inspect(object)
@classmethod
def add_hook(cls, name, hook):
cls().__inspector.add_hook(name, hook)
@classmethod
def add_default_hook(cls, hook):
cls().__inspector.add_default_hook(hook)
def __init__(self):
self.__inspector = Inspector()