annotate bin/rot13 @ 11108:8f3c7e3a6f51

<Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
author HackBot
date Fri, 21 Jul 2017 12:36:10 +0000
parents 7f957c1f4661
children 0aef5f39601f
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11108
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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1 #!/usr/bin/env python
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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2
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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3 import re, sys, unicodedata as U
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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4 def tr(c):
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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5 m = re.match(r'(.*\bLATIN\b.*\bLETTER )([A-Z])\b(.*)', U.name(c, ''))
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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6 if m:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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7 p, q, r = m.groups()
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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8 n = ord(q) - ord('A')
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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9 try:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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10 return U.lookup(p + chr(ord('A') + (n + 13) % 26) + r)
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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11 except KeyError:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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12 return c
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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13 return c
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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14
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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15 def tr2(c):
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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16 d = tr(c)
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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17 if d != c:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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18 return d
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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19 else:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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20 cs = [unichr(int(x, 16)) for x in U.decomposition(c).split()]
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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21 ds = [tr(x) for x in cs]
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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22 if cs != ds:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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23 return u''.join(ds)
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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24 else:
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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25 return c
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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26
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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27 for c in unicode(sys.stdin.read(), 'utf8'):
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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28 sys.stdout.write(tr2(c).encode('utf8'))
8f3c7e3a6f51 <Jafet> ` mv MXOA bin/rot13 && chmod +x bin/rot13
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29