Shamira Changeset - 0c78bfbee218

Changeset - 0c78bfbee218

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Laman - 3 years ago 2022-03-03 22:36:36

compatibility with python<3.9

3 files changed with 11 insertions and 2 deletions:

src/shamira/fft.py

src/shamira/gf256.py

src/shamira/util.py

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src/shamira/fft.py

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@@ @@ -3,8 +3,8 @@ @@
 import math
 import cmath
 import itertools
 from functools import cache
 from .util import cache
 from .gf256 import gfmul, gfpow
 # divisors of 255 and their factors in natural numbers

src/shamira/gf256.py

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@@ @@ -2,9 +2,11 @@ @@
 """Arithmetic operations on Galois Field 2**8. See https://en.wikipedia.org/wiki/Finite_field_arithmetic"""
-from functools import reduce, cache
 from functools import reduce
 import operator
 from .util import cache
 def _gfmul(a, b):
 	"""Basic multiplication. Russian peasant algorithm."""

src/shamira/util.py

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@@ new file 100644 @@
 try:
 	from functools import cache
 except ImportError:  # Python<3.9
 	from functools import lru_cache
 	def cache(f):
 		return lru_cache(maxsize=None)(f)

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