@postinumero/use-expansion-panel-accordion

import ExpansionPanel from '@material-ui/core/ExpansionPanel';
import useAccordion from '@postinumero/use-expansion-panel-accordion';

const accordion = useAccordion();
// ...
<ExpansionPanel {...accordion('panel1')}>...</ExpansionPanel>
<ExpansionPanel {...accordion('panel2')}>...</ExpansionPanel>