get_char_without_enter

get_char_without_enter.py

# coding: utf-8
__author__ = 'Jux.Liu'

import termios
import sys, tty


def getch():
    def _getch():
        fd = sys.stdin.fileno()
        old_settings = termios.tcgetattr(fd)
        try:
            tty.setraw(fd)
            ch = sys.stdin.read(1)
        finally:
            termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
        return ch

    return _getch()


a = ""
print("input 'z' to exit")
while a != "z":
    a = getch()
    print("your input:\t", a)