def delete_all_hosting_devices(self, context, force_delete=False):
for item in self._get_collection_query(<EOL>context, hd_models.HostingDeviceTemplate):<EOL><INDENT>self.delete_all_hosting_devices_by_template(<EOL>context, template=item, force_delete=force_delete)<EOL><DEDENT>
Deletes all hosting devices.