摘要: 1.对文件内容的增删改查 write,remove,write和seek,read等连用,read/readline/readlines, for line in file with open(file_name, 'a', encoding='utf-8') as f: read, write r 阅读全文
posted @ 2021-07-04 23:15 Max-BP23 阅读(73) 评论(0) 推荐(0)
摘要: 1. 分别解释"=","==","+="的含义(口述)(1分钟) =:变量赋值 ==: 相等 +=: c += a 即 c = c + 1 2. 两个变量值的关系?(口述)a=1 b=a(1分钟) a = b = 1 3. 解释'and','or','not'(口述) 逻辑运算 and 与; or 阅读全文
posted @ 2021-07-04 23:11 Max-BP23 阅读(79) 评论(0) 推荐(0)