1try: 2 import uos as os 3except ImportError: 4 import os 5 6if not hasattr(os, "remove"): 7 print("SKIP") 8 raise SystemExit 9 10# cleanup in case testfile exists 11try: 12 os.remove("testfile") 13except OSError: 14 pass 15 16# Should create a file 17f = open("testfile", "a") 18f.write("foo") 19f.close() 20 21f = open("testfile") 22print(f.read()) 23f.close() 24 25f = open("testfile", "a") 26f.write("bar") 27f.close() 28 29f = open("testfile") 30print(f.read()) 31f.close() 32 33# cleanup 34try: 35 os.remove("testfile") 36except OSError: 37 pass 38