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authorJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
committerJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
commit3d57e14df7ba5f14a634295caf3b2e60da50bfe2 (patch)
tree4903bcb79a49ad714a1a9129765b9545405c9978 /python/itsdangerous/_compat.py
parentac32b24b2a011292b704a3f27e8fd08a7ae9424b (diff)
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Remove windows python distribution from repo and add requirements.txt
Diffstat (limited to 'python/itsdangerous/_compat.py')
-rw-r--r--python/itsdangerous/_compat.py46
1 files changed, 0 insertions, 46 deletions
diff --git a/python/itsdangerous/_compat.py b/python/itsdangerous/_compat.py
deleted file mode 100644
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--- a/python/itsdangerous/_compat.py
+++ /dev/null
@@ -1,46 +0,0 @@
-import decimal
-import hmac
-import numbers
-import sys
-
-PY2 = sys.version_info[0] == 2
-
-if PY2:
- from itertools import izip
-
- text_type = unicode # noqa: 821
-else:
- izip = zip
- text_type = str
-
-number_types = (numbers.Real, decimal.Decimal)
-
-
-def _constant_time_compare(val1, val2):
- """Return ``True`` if the two strings are equal, ``False``
- otherwise.
-
- The time taken is independent of the number of characters that
- match. Do not use this function for anything else than comparision
- with known length targets.
-
- This is should be implemented in C in order to get it completely
- right.
-
- This is an alias of :func:`hmac.compare_digest` on Python>=2.7,3.3.
- """
- len_eq = len(val1) == len(val2)
- if len_eq:
- result = 0
- left = val1
- else:
- result = 1
- left = val2
- for x, y in izip(bytearray(left), bytearray(val2)):
- result |= x ^ y
- return result == 0
-
-
-# Starting with 2.7/3.3 the standard library has a c-implementation for
-# constant time string compares.
-constant_time_compare = getattr(hmac, "compare_digest", _constant_time_compare)