'Iterate over hooks registered on this repository.
:param int number: (optional), number of hoks to return. Default: -1
returns all hooks
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of :class:`Hook <github3.repos.hook.Hook>`\ s'

@requires_auth
def hooks(self, number=(-1), etag=None):

    url = self._build_url(u'hooks', base_url=self._api)
    return self._iter(int(number), url, Hook, etag=etag)
