Change: Mnemonic unicodedata normalize from NFKC to NFKD type.

Author: meherett

pybytom/utils.py

@@ -108,6 +108,7 @@ def is_mnemonic(mnemonic: str, language: Optional[str] = None) -> bool:
         raise ValueError("Invalid language, choose only the following options 'english', 'french', 'italian', "
                          "'spanish', 'chinese_simplified', 'chinese_traditional', 'japanese or 'korean' languages.")
     try:
+        mnemonic = unicodedata.normalize("NFKD", mnemonic)
         if language is None:
             for _language in ["english", "french", "italian",
                               "chinese_simplified", "chinese_traditional", "japanese", "korean", "spanish"]:
@@ -140,6 +141,7 @@ def get_mnemonic_language(mnemonic: str) -> Optional[str]:
         raise ValueError("Invalid mnemonic words.")
 
     language: Optional[str] = None
+    mnemonic = unicodedata.normalize("NFKD", mnemonic)
     for _language in ["english", "french", "italian",
                       "chinese_simplified", "chinese_traditional", "japanese", "korean", "spanish"]:
         if Mnemonic(language=_language).check(mnemonic=mnemonic) is True:
@@ -195,7 +197,7 @@ def get_mnemonic_strength(mnemonic: str) -> int:
     if not is_mnemonic(mnemonic=mnemonic):
         raise ValueError("Invalid mnemonic words.")
 
-    words = len(unicodedata.normalize("NFKC", mnemonic).split(" "))
+    words = len(unicodedata.normalize("NFKD", mnemonic).split(" "))
     if words == 12:
         return 128
     elif words == 15:

pybytom/wallet/wallet.py

@@ -96,7 +96,7 @@ def from_entropy(self, entropy: str, passphrase: Optional[str] = None,
         )
         self._strength = get_entropy_strength(entropy=hexlify(self._entropy).decode())
         mnemonic = Mnemonic(language=self._language).to_mnemonic(data=self._entropy)
-        self._mnemonic = unicodedata.normalize("NFKC", mnemonic)
+        self._mnemonic = unicodedata.normalize("NFKD", mnemonic)
         self._seed = Mnemonic.to_seed(mnemonic=self._mnemonic, passphrase=self._passphrase)
         self.from_seed(seed=hexlify(self._seed).decode())
         return self
@@ -127,7 +127,7 @@ def from_mnemonic(self, mnemonic: str, passphrase: Optional[str] = None,
         if not is_mnemonic(mnemonic=mnemonic, language=language):
             raise ValueError("Invalid mnemonic words.")
 
-        self._mnemonic = unicodedata.normalize("NFKC", mnemonic)
+        self._mnemonic = unicodedata.normalize("NFKD", mnemonic)
         self._language, self._passphrase = (
             get_mnemonic_language(mnemonic=self._mnemonic),
             (passphrase if passphrase is not None else str())