refactor: align repo with trezor

ape_ledger/accounts.py

@@ -6,20 +6,12 @@
 from ape.convert import to_address
 from ape.types import AddressType, MessageSignature, TransactionSignature
 from eth_account.messages import SignableMessage
-from hexbytes import HexBytes
 
 from ape_ledger.client import LedgerEthereumAccountClient, connect_to_ethereum_account
 from ape_ledger.exceptions import LedgerSigningError
 from ape_ledger.hdpath import HDAccountPath
 
 
-def _extract_version(msg: SignableMessage) -> bytes:
-    if isinstance(msg.version, HexBytes):
-        return msg.version.hex().encode()
-
-    return msg.version
-
-
 class AccountContainer(AccountContainerAPI):
     _usb_device = None
 
@@ -84,19 +76,20 @@ def _client(self) -> LedgerEthereumAccountClient:
         return self._account_client
 
     def sign_message(self, msg: SignableMessage) -> Optional[MessageSignature]:
-        version = _extract_version(msg)
+        version = msg.version
 
         if version == b"E":
-            vrs = self._client.sign_personal_message(msg.body)
-        elif version == b"0x01":
-            vrs = self._client.sign_typed_data(msg.header, msg.body)
+            signed_msg = self._client.sign_personal_message(msg.body)
+        elif version == b"\x01":
+            signed_msg = self._client.sign_typed_data(msg.header, msg.body)
         else:
             raise LedgerSigningError(
                 f"Unsupported message-signing specification, (version={version!r})"
             )
 
-        return MessageSignature(*vrs)  # type: ignore
+        return MessageSignature(*signed_msg)  # type: ignore
 
     def sign_transaction(self, txn: TransactionAPI) -> Optional[TransactionSignature]:
-        vrs = self._client.sign_transaction(txn.as_dict())
-        return TransactionSignature(*vrs)  # type: ignore
+        signed_txn = self._client.sign_transaction(txn.as_dict())
+
+        return TransactionSignature(*signed_txn)  # type: ignore

pyproject.toml

@@ -49,7 +49,7 @@ markers = "fuzzing: Run Hypothesis fuzz test suite"
 line_length = 100
 force_grid_wrap = 0
 include_trailing_comma = true
-known_third_party = ["ape", "click", "eip712", "eth_account", "eth_typing", "eth_utils", "hexbytes", "hid", "pytest", "rlp", "setuptools"]
+known_third_party = ["ape", "click", "eip712", "eth_account", "eth_typing", "eth_utils", "hid", "pytest", "rlp", "setuptools"]
 known_first_party = ["ape_ledger", "conftest"]
 multi_line_output = 3
 use_parentheses = true