python-stdnum branch master updated. 1.10-7-g375f63b

[Commits of the python-stdnum project <python-stdnum-commits [at] lists.arthurdejong.org>]

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "python-stdnum".

The branch, master has been updated
       via  375f63b76fccc89ce0ee9b4246e5fb9a2400d1eb (commit)
      from  b77c9cd25ff1bb714db0e42baa50bb9ecaf83375 (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
https://arthurdejong.org/git/python-stdnum/commit/?id=375f63b76fccc89ce0ee9b4246e5fb9a2400d1eb

commit 375f63b76fccc89ce0ee9b4246e5fb9a2400d1eb
Author: Arthur de Jong <arthur@arthurdejong.org>
Date:   Wed Dec 26 18:13:41 2018 +0100

    Add Austrian Versicherungsnummer

diff --git a/stdnum/at/vnr.py b/stdnum/at/vnr.py
new file mode 100644
index 0000000..c189246
--- /dev/null
+++ b/stdnum/at/vnr.py
@@ -0,0 +1,75 @@
+# vnr.py - functions for handling Austrian social security numbers
+# coding: utf-8
+#
+# Copyright (C) 2018 Arthur de Jong
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301 USA
+
+"""VNR, SVNR, VSNR (Versicherungsnummer, Austrian social security number).
+
+The Austian Versicherungsnummer is a personal identification number used for
+social security. The number is 10 digits long and consists of a 3 digit
+serial, a check digit and 6 digits that usually specify the person's birth
+date.
+
+More information:
+
+* https://de.wikipedia.org/wiki/Sozialversicherungsnummer#Österreich
+
+>>> validate('1237 010180')
+'1237010180'
+>>> validate('2237 010180')
+Traceback (most recent call last):
+    ...
+InvalidChecksum: ...
+"""
+
+from stdnum.exceptions import *
+from stdnum.util import clean
+
+
+def compact(number):
+    """Convert the number to the minimal representation. This strips the
+    number of any valid separators and removes surrounding whitespace."""
+    return clean(number, ' ')
+
+
+def calc_check_digit(number):
+    """Calculate the check digit. The fourth digit in the number is
+    ignored."""
+    weights = (3, 7, 9, 0, 5, 8, 4, 2, 1, 6)
+    return str(sum(w * int(n) for w, n in zip(weights, number)) % 11)
+
+
+def validate(number):
+    """Check if the number is a valid VAT number. This checks the length,
+    formatting and check digit."""
+    number = compact(number)
+    if not number.isdigit() or number.startswith('0'):
+        raise InvalidFormat()
+    if len(number) != 10:
+        raise InvalidLength()
+    if calc_check_digit(number) != number[3]:
+        raise InvalidChecksum()
+    return number
+
+
+def is_valid(number):
+    """Check if the number is a valid VAT number."""
+    try:
+        return bool(validate(number))
+    except ValidationError:
+        return False

-----------------------------------------------------------------------

Summary of changes:
 stdnum/{si/ddv.py => at/vnr.py} | 41 +++++++++++++++++++++--------------------
 1 file changed, 21 insertions(+), 20 deletions(-)
 copy stdnum/{si/ddv.py => at/vnr.py} (63%)


hooks/post-receive
-- 
python-stdnum
-- 
To unsubscribe send an email to
python-stdnum-commits-unsubscribe@lists.arthurdejong.org or see
https://lists.arthurdejong.org/python-stdnum-commits/