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annotate Lib/tty.py @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
parents 0feb63490093
children
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1 """Terminal utilities."""
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2
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3 # Author: Steen Lumholt.
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4
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5 from termios import *
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7 __all__ = ["setraw", "setcbreak"]
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9 # Indexes for termios list.
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10 IFLAG = 0
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11 OFLAG = 1
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12 CFLAG = 2
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13 LFLAG = 3
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14 ISPEED = 4
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15 OSPEED = 5
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16 CC = 6
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17
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18 def setraw(fd, when=TCSAFLUSH):
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19 """Put terminal into a raw mode."""
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20 mode = tcgetattr(fd)
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21 mode[IFLAG] = mode[IFLAG] & ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)
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22 mode[OFLAG] = mode[OFLAG] & ~(OPOST)
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23 mode[CFLAG] = mode[CFLAG] & ~(CSIZE | PARENB)
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24 mode[CFLAG] = mode[CFLAG] | CS8
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25 mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON | IEXTEN | ISIG)
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26 mode[CC][VMIN] = 1
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27 mode[CC][VTIME] = 0
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28 tcsetattr(fd, when, mode)
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29
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30 def setcbreak(fd, when=TCSAFLUSH):
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31 """Put terminal into a cbreak mode."""
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32 mode = tcgetattr(fd)
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33 mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON)
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34 mode[CC][VMIN] = 1
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35 mode[CC][VTIME] = 0
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36 tcsetattr(fd, when, mode)