Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_select.py @ 4566:6403c94de50d legacy-trunk

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Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
parents d6f6a1cb7d79
children 8015c5549309
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1407
b9fcfb99a3e5 * test_select.py: (some) tests for built-in select module
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1 # Testing select module
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2
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3 def test():
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4 import select
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5 import os
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6 cmd = 'for i in 0 1 2 3 4 5 6 7 8 9; do date; sleep 3; done'
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7 p = os.popen(cmd, 'r')
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8 for tout in (0, 1, 2, 4, 8, 16) + (None,)*10:
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9 print 'timeout =', tout
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10 rfd, wfd, xfd = select.select([p], [], [], tout)
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11 print rfd, wfd, xfd
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12 if (rfd, wfd, xfd) == ([], [], []):
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13 continue
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14 if (rfd, wfd, xfd) == ([p], [], []):
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15 line = p.readline()
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16 print `line`
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17 if not line:
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18 print 'EOF'
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19 break
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20 continue
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21 print 'Heh?'
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22
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23 test()