'Iterate over all organizations the authenticated user belongs to.
This will display both the private memberships and the publicized
memberships.
:param int number: (optional), number of organizations to return.
Default: -1 returns all available organizations
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of
:class:`Organization <github3.orgs.Organization>`\ s'

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

    url = self._build_url(u'user', u'orgs')
    return self._iter(int(number), url, Organization, etag=etag)
