Created
July 29, 2020 06:06
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python real-time reading
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| class _Getch: | |
| """Gets a single character from standard input. Does not echo to the screen.""" | |
| def __init__(self): | |
| try: | |
| self.impl = _GetchWindows() | |
| except ImportError: | |
| self.impl = _GetchUnix() | |
| def __call__(self): return self.impl() | |
| class _GetchUnix: | |
| def __init__(self): | |
| import tty, sys | |
| def __call__(self): | |
| import sys, tty, termios | |
| fd = sys.stdin.fileno() | |
| old_settings = termios.tcgetattr(fd) | |
| try: | |
| tty.setraw(sys.stdin.fileno()) | |
| ch = sys.stdin.read(1) | |
| finally: | |
| termios.tcsetattr(fd, termios.TCSADRAIN, old_settings) | |
| return ch | |
| class _GetchWindows: | |
| def __init__(self): | |
| import msvcrt | |
| def __call__(self): | |
| import msvcrt | |
| return msvcrt.getch() | |
| getch = _Getch() | |
| # implement | |
| while True: | |
| cmd = getch() | |
| if cmd == 'q' or cmd == 'Q': | |
| break | |
| print(cmd) |
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