1#!/usr/bin/env python3 2 3import os 4 5for name in ('append', 'prepend', 'set'): 6 envname = 'TEST_VAR_' + name.upper() 7 value = 'another-value-' + name 8 envvalue = os.environ[envname] 9 assert (envvalue == value), (name, envvalue) 10