stdin is used for all interactive input, including calls to input()
.
stdout is used for the output of print()
and expression statements and for the prompts of input()
For sys.stdin, you can use
- sys.stdin.readline()
- sys.stdin.readlines()
For more details, read the reference articles.
Reference
Chapter 20 - The sys Module https://python101.pythonlibrary.org/chapter20_sys.html
(this is a good website for python learner)
Python Concepts/Console Input https://en.wikiversity.org/wiki/Python_Concepts/Console_Input