mmgen-wallet/test/overlay/fakemods/mmgen/crypto.py

import os as overlay_fake_os
from .crypto_orig import *

if overlay_fake_os.getenv('MMGEN_TEST_SUITE_DETERMINISTIC'):

	overlay_fake_get_random_orig = Crypto.get_random
	overlay_fake_add_user_random_orig = Crypto.add_user_random

	from .test import fake_urandom as overlay_fake_urandom

	Crypto.get_random = lambda self, length: overlay_fake_urandom(
		len(overlay_fake_get_random_orig(self, length)))

	Crypto.add_user_random = lambda self, rand_bytes, desc: overlay_fake_urandom(
		len(overlay_fake_add_user_random_orig(self, rand_bytes, desc=desc)))