| author | ymh <ymh.work@gmail.com> |
| Tue, 25 May 2010 02:43:45 +0200 | |
| changeset 29 | cc9b7e14412b |
| permissions | -rw-r--r-- |
| 29 | 1 |
# -*- coding: utf-8 -*- |
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def get_validation_digit(number): |
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""" Calculates the validation digit for the given number. """ |
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sum = 0 |
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dvs = [4, 3, 6, 7, 8, 9, 2] |
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number = str(number) |
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for i in range(0, len(number)): |
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sum = (int(number[-1 - i]) * dvs[i] + sum) % 10 |
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return (10-sum) % 10 |