用readlines()方法读取文件内容,当设置不同的hint参数时,比如hint=1,23...为什么结果都是只取第一行的内容啊?

代码如下:
# read.py
f = open('test.txt','r')
# s1 = f.read(3)
# s2 = f.readline(1)
s3 = f.readlines(5)
# print(s1)
# print(s2)
print(s3)
代码如下:
# read.py
f = open('test.txt','r')
# s1 = f.read(3)
# s2 = f.readline(1)
s3 = f.readlines(5)
# print(s1)
# print(s2)
print(s3)2021-05-07
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