human
I wrote the below code

    class Proxy(QueryableAttribute, ):
        'Presents    the    :class:`.QueryableAttribute`    interface    as    a\n                                proxy    on    top    of    a    Python    descriptor    /    :class:`.PropComparator`\n                                combination.\n\n                                '
        def __init__(self, class_, key, descriptor, comparator, adapt_to_entity=None, doc=None, original_property=None):
            self.class_ = class_
            self.key = key
            self.descriptor = descriptor
            self.original_property = original_property
            self._comparator = comparator
            self._adapt_to_entity = adapt_to_entity
            self.__doc__ = doc
        @property
        def property(self):
            return self.comparator.property
        @util.memoized_property
        def comparator(self):
            if util.callable(self._comparator):
                self._comparator = self._comparator()
            if self._adapt_to_entity:
                self._comparator = self._comparator.adapt_to_entity(self._adapt_to_entity)
            return self._comparator
        def adapt_to_entity(self, adapt_to_entity):
            return self.__class__(adapt_to_entity.entity, self.key, self.descriptor, self._comparator, adapt_to_entity)
        def __get__(self, instance, owner):
            if (instance is None):
                return self
            else:
                return self.descriptor.__get__(instance, owner)
        def __str__(self):
            return ('%s.%s' % (self.class_.__name__, self.key))
        def __getattr__(self, attribute):
            'Delegate    __getattr__    to    the    original    descriptor    and/or\n                                                comparator.'
            try:
                return getattr(descriptor, attribute)
            except AttributeError:
                try:
                    return getattr(self.comparator, attribute)
                except AttributeError:
                    raise...

What's a good function header?

=====
Here's a good function header?
assistant
#Here's a good function header.

def create_proxied_attribute(descriptor):