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authorcoderick142017-05-17 15:40:18 +0530
committercoderick142017-05-17 15:41:00 +0530
commitfe407193c200e03070928c1e2c1a6e067d32893d (patch)
tree1c492aa814754b5db5d644c769f5382306217298 /lib/python2.7/site-packages/django/utils/checksums.py
parent9a1393e8470d855762e699abca9911b9cdae6a7d (diff)
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Upgrade to Django 1.11
- Database integration yet to be tested
Diffstat (limited to 'lib/python2.7/site-packages/django/utils/checksums.py')
-rw-r--r--lib/python2.7/site-packages/django/utils/checksums.py24
1 files changed, 0 insertions, 24 deletions
diff --git a/lib/python2.7/site-packages/django/utils/checksums.py b/lib/python2.7/site-packages/django/utils/checksums.py
deleted file mode 100644
index 8617e22..0000000
--- a/lib/python2.7/site-packages/django/utils/checksums.py
+++ /dev/null
@@ -1,24 +0,0 @@
-"""
-Common checksum routines.
-"""
-
-__all__ = ['luhn',]
-
-from django.utils import six
-
-LUHN_ODD_LOOKUP = (0, 2, 4, 6, 8, 1, 3, 5, 7, 9) # sum_of_digits(index * 2)
-
-def luhn(candidate):
- """
- Checks a candidate number for validity according to the Luhn
- algorithm (used in validation of, for example, credit cards).
- Both numeric and string candidates are accepted.
- """
- if not isinstance(candidate, six.string_types):
- candidate = str(candidate)
- try:
- evens = sum([int(c) for c in candidate[-1::-2]])
- odds = sum([LUHN_ODD_LOOKUP[int(c)] for c in candidate[-2::-2]])
- return ((evens + odds) % 10 == 0)
- except ValueError: # Raised if an int conversion fails
- return False