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v0.8.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision 4112a3da2e01ecc19e9f54b8ac7b383b6f5e85c8 authored by Andrew Svetlov on 07 January 2020, 14:55:19 UTC, committed by GitHub on 07 January 2020, 14:55:19 UTC 
[3.8] bpo-39191: Fix RuntimeWarning in asyncio test (GH-17863) (#17894)
 
https://bugs.python.org/issue39191.
(cherry picked from commit 10ac0cded26d91c3468e5e5a87cecad7fc0bcebd)

Co-authored-by: Andrew Svetlov <andrew.svetlov@gmail.com>
1 parent a6b3758
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Tip revision: 4112a3da2e01ecc19e9f54b8ac7b383b6f5e85c8 authored by Andrew Svetlov on 07 January 2020, 14:55:19 UTC
[3.8] bpo-39191: Fix RuntimeWarning in asyncio test (GH-17863) (#17894)
Tip revision: 4112a3d
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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