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v0.8.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision c8aaf71dde4888864c0c351e2f935f87652c3d54 authored by Volker-Weissmann on 27 November 2020, 00:41:32 UTC, committed by GitHub on 27 November 2020, 00:41:32 UTC 
 bpo-17852: Doc: Fix the tutorial about closing files (GH-23135)
 
Co-authored-by: Inada Naoki <songofacandy@gmail.com>
1 parent a1652da
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Tip revision: c8aaf71dde4888864c0c351e2f935f87652c3d54 authored by Volker-Weissmann on 27 November 2020, 00:41:32 UTC
bpo-17852: Doc: Fix the tutorial about closing files (GH-23135)
Tip revision: c8aaf71
tty.py 
"""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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