FM / itsdangerous

/opt/imh-python/lib/python3.9/site-packages/itsdangerous/

/opt/imh-python/lib/python3.9/site-packages/itsdangerous

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
encoding.py	1224	0644	edit dl rm
exc.py	2959	0644	edit dl rm
jws.py	7470	0644	edit dl rm
serializer.py	8653	0644	edit dl rm
signer.py	6345	0644	edit dl rm
timed.py	5635	0644	edit dl rm
url_safe.py	2275	0644	edit dl rm
_compat.py	1133	0644	edit dl rm
_json.py	431	0644	edit dl rm
__init__.py	708	0644	edit dl rm

Edit: /opt/imh-python/lib/python3.9/site-packages/itsdangerous/_compat.py (1133B)

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)

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)