Added support for decimal output

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 This project uses Semantic Versioning
 
-## 0.0.0
+## 1.1.0
+
+Added support for decimal output
 
-Initial release

mimcvdf/__init__.py

@@ -31,10 +31,12 @@ def _sha3_256_hash(data: bytes) -> int:
     return int.from_bytes(sha3.digest(), byteorder='big')
 
 
-def vdf_create(data: bytes, rounds: int = DEFAULT_ROUNDS) -> str:
+def vdf_create(data: bytes, rounds: int = DEFAULT_ROUNDS, dec=False) -> str:
     assert rounds > 1
     input_data: int = _sha3_256_hash(data)
+    if not dec:
         return hex(reverse_mimc(input_data, rounds)).replace('0x', '')
+    return reverse_mimc(input_data, rounds)
 
 
 def vdf_verify(
@@ -44,7 +46,10 @@ def vdf_verify(
     """Verify data for test_hash generated by vdf_create."""
     assert rounds > 1
     should_match = _sha3_256_hash(data)
+    try:
         test_hash = int(test_hash, 16)
+    except TypeError:
+        pass
     return forward_mimc(test_hash, rounds) == should_match
 
 

setup.py

@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 
 setup(name='mimcvdf',
-      version='1.0.0',
+      version='1.1.0',
       description='Generic high level VDF using MiMC',
       author='Kevin Froman',
       author_email='beardog@mailbox.org',

tests/test_vdf.py

@@ -22,5 +22,21 @@ class TestVDF(unittest.TestCase):
         self.assertRaises(AssertionError, mimcvdf.vdf_create, b"test", 1)
         self.assertRaises(AssertionError, mimcvdf.vdf_create, b"test", -10000)
 
+    def test_dec_false(self):
+        for i in range(3):
+            h = mimcvdf.vdf_create(os.urandom(i), 2, dec=False)
+            self.assertTrue(h.isalnum())
+            self.assertTrue(len(h) == 63 or len(h) == 64)
+            self.assertIs(type(h), str)
+
+    def test_dec_true(self):
+        for i in range(3):
+            h = mimcvdf.vdf_create(os.urandom(i), 2, dec=True)
+            self.assertIs(type(h), int)
+
+    def test_dec_true_verify(self):
+        h = mimcvdf.vdf_create(b"test", dec=True)
+        self.assertTrue(mimcvdf.vdf_verify(b"test", h))
+
 
 unittest.main()