/usr/lib/python3.4/tty.py is in libpython3.4-stdlib 3.4.0-2ubuntu1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | """Terminal utilities."""
# Author: Steen Lumholt.
from termios import *
__all__ = ["setraw", "setcbreak"]
# Indexes for termios list.
IFLAG = 0
OFLAG = 1
CFLAG = 2
LFLAG = 3
ISPEED = 4
OSPEED = 5
CC = 6
def setraw(fd, when=TCSAFLUSH):
"""Put terminal into a raw mode."""
mode = tcgetattr(fd)
mode[IFLAG] = mode[IFLAG] & ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)
mode[OFLAG] = mode[OFLAG] & ~(OPOST)
mode[CFLAG] = mode[CFLAG] & ~(CSIZE | PARENB)
mode[CFLAG] = mode[CFLAG] | CS8
mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON | IEXTEN | ISIG)
mode[CC][VMIN] = 1
mode[CC][VTIME] = 0
tcsetattr(fd, when, mode)
def setcbreak(fd, when=TCSAFLUSH):
"""Put terminal into a cbreak mode."""
mode = tcgetattr(fd)
mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON)
mode[CC][VMIN] = 1
mode[CC][VTIME] = 0
tcsetattr(fd, when, mode)
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