将输出写入文件
with open('demo1.py', 'wt', encoding='utf8') as f: print('hello', file=f)
使用其他分隔符和换行符打印
print('ACME', 50, 91.5) print('ACME', 50, 91.5, sep=',') print('ACME', 50, 91.5, sep=',', end='!! ')