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annotate tests/testlib/sigpipe-worker.py @ 48966:6000f5b25c9b

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py2: remove simple from __future__ statements These were needed for Python 2 support. Now that our linter no longer mandates these, we can start deleting them. Differential Revision: https://phab.mercurial-scm.org/D12254
author Gregory Szorc <gregory.szorc@gmail.com>
date Thu, 03 Mar 2022 17:34:00 +0100
parents 27ff81547d35
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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27ff81547d35 sigpipe-remote: simply delegate pipe forwarding to subprocess we can kill
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1 #!/usr/bin/env python3
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2 #
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3 # This is literally `cat` but in python, one char at a time.
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4 #
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5 # see sigpipe-remote.py for details.
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6
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7 import io
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8 import os
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9 import sys
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10
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11
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12 if isinstance(sys.stdout.buffer, io.BufferedWriter):
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13 print('SIGPIPE-WORKER: script need unbuffered output', file=sys.stderr)
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14 sys.exit(255)
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15
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16 while True:
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17 c = os.read(sys.stdin.fileno(), 1)
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18 os.write(sys.stdout.fileno(), c)