Mercurial > cpython-lru_cache-weakref

annotate Demo/dns/dnsopcode.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
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1 # Opcode values in message header (section 4.1.1)
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2
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3 QUERY = 0
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4 IQUERY = 1
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5 STATUS = 2
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6
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7 # Construct reverse mapping dictionary
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8
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9 _names = dir()
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10 opcodemap = {}
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11 for _name in _names:
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12 if _name[0] != '_': opcodemap[eval(_name)] = _name
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13
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14 def opcodestr(opcode):
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15 if opcodemap.has_key(opcode): return opcodemap[opcode]
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16 else: return `opcode`