bytes input for SigningKey.sign_digest_deterministic()

Author: tomato42

src/ecdsa/keys.py

@@ -1019,6 +1019,8 @@ def sign_digest_deterministic(self, digest, hashfunc=None,
         """
         secexp = self.privkey.secret_multiplier
         hashfunc = hashfunc or self.default_hashfunc
+        digest = normalise_bytes(digest)
+        extra_entropy = normalise_bytes(extra_entropy)
 
         def simple_r_s(r, s, order):
             return r, s, order

src/ecdsa/test_keys.py

@@ -284,3 +284,13 @@ def test_SigningKey_sign_deterministic(convert):
         extra_entropy=convert(extra_entropy))
 
     vk.verify(sig, data)
+
+
+# test SigningKey.sign_digest_deterministic()
+@pytest.mark.parametrize("convert", converters)
+def test_SigningKey_sign_digest_deterministic(convert):
+    sig = sk.sign_digest_deterministic(
+        convert(data_hash),
+        extra_entropy=convert(extra_entropy))
+
+    vk.verify(sig, data)