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43 lines
1.2 KiB
Python
Executable file
43 lines
1.2 KiB
Python
Executable file
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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"""
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This program check if the given EGN (Universal Citizen Number)
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is valid in Bulgaria. All EGNs are accepted as arguments.
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You can also import egn_check from here.
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"""
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__version__ = "0.0.1"
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__author__ = "Doncho Gunchev <gunchev@gmail.com>"
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__depends__ = ["Python-2.3"]
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__copyright__ = "GPLv2+/BSD"
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def egn_check(egn):
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'''Check if the given EGN (Bulgarian Universal Citizen Number) is valid.'''
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if len(egn) != 10:
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return False
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multipliers = (2, 4, 8, 5, 10, 9, 7, 3, 6)
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check_sum = 0
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for i in range(9):
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check_sum += int(egn[i]) * multipliers[i]
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check_sum %= 11
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if check_sum > 9:
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check_sum = 0 # hmm? should it not just subtract 10?
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# print "check_sum = %i, egn[9] = %s" % (check_sum, egn[9])
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return int(egn[9]) == check_sum
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if __name__ == '__main__':
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import sys
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if len(sys.argv) < 2:
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print "EGN check version " + __version__ + ", by Mr.700"
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print
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print __doc__.strip()
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else:
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print "EGN check version " + __version__ + ", by Mr.700"
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for arg in sys.argv[1:]:
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if egn_check(arg):
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print arg + " - OK"
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else:
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print arg + " - BAD"
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