Raymond Yee
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e4285400ea
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Changed the isbn.ISBN class to not throw exceptions on invalid ISBNs but rather return None at various places
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2012-02-08 09:19:17 -08:00 |
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Raymond Yee
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50ac0c6991
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Added checking for non-978/979 ISBN-13 and also checks against converting 979 ISBN 13 to ISBN-10.
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2011-11-18 11:25:13 -08:00 |
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Raymond Yee
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161e92877c
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Forgot to include core/isbn.py changes
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2011-11-18 10:23:06 -08:00 |
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Raymond Yee
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ee76eb136a
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Changed the behavior of __str__ and __unicode__ of ISBN to spit back a representation matching the type of the ISBN -- and not automatically push to ISBN 13 format
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2011-11-18 10:21:29 -08:00 |
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Raymond Yee
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bc771274e4
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An ISBN class that will take ISBN-10 or ISBN-13, convert between formats, handles hyphenation, tested for equality, and validated
Corresponding tests show how to use the ISBN class
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2011-11-18 10:01:37 -08:00 |
Ed Summers
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7e92ec77dd
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fall back to isbn-13 lookup on open library if isbn-10 is not there
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2011-09-09 18:27:29 +00:00 |