Generates a share code for the given resource.

        Args:
            auth: <cik>
            resource: The identifier of the resource.
            options: Dictonary of options.

def share(self, auth, resource, options={}, defer=False):
        """ Generates a share code for the given resource.

        Args:
            auth: <cik>
            resource: The identifier of the resource.
            options: Dictonary of options.
        """
        return self._call('share', auth, [resource, options], defer)