in module-1/test-beacon.py [0:0]
def getFloatMetricName():
custom_metrics = {
0 : 'purchase_amount',
1 : 'gpu_driver_version',
2 : 'page_percent_displayed',
3 : 'video_stopped_location',
4 : 'compute_render_time'
}
return custom_metrics[random.randint(0,4)]