in deployment/string-functions/src/lambda.py [0:0]
def on_create(event, _):
function = event['ResourceProperties']['Function']
if function == 'random':
length = int(event['ResourceProperties']['Length'])
output_string = random_string(length)
elif function == 'lower':
input_string = event['ResourceProperties']['InputString']
output_string = input_string.lower()
else:
raise ValueError('Unsupported function.')
helper.Data['OutputString'] = output_string