catch promise errors in parcoords_test
catch promise errors in parcoords_test

asolagmbh/plotly.js,plotly/plotly.js,plotly/plotly.js,asolagmbh/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,aburato/plotly.js,etpinard/plotly.js,etpinard/plotly.js,etpinard/plotly.js,aburato/plotly.js,plotly/plotly.js