xmr: isort, black, flake8 fixes

src/apps/monero/protocol/signing/step_04_input_vini.py

@@ -8,7 +8,7 @@
 
 from apps.monero.layout import confirms
 from apps.monero.protocol import hmac_encryption_keys
-from apps.monero.xmr import common, crypto, monero
+from apps.monero.xmr import common, crypto
 
 
 async def input_vini(

src/apps/monero/protocol/signing/step_07_all_out1_set.py

@@ -80,9 +80,7 @@ async def all_out1_set(state: State):
 
     # Initializes RCTsig structure (fee, tx prefix hash, type)
     rv_pb = MoneroRingCtSig(
-        txn_fee=state.fee,
-        message=state.tx_prefix_hash,
-        rv_type=state.get_rct_type(),
+        txn_fee=state.fee, message=state.tx_prefix_hash, rv_type=state.get_rct_type()
     )
 
     return MoneroTransactionAllOutSetAck(

src/apps/monero/protocol/signing/step_10_sign_final.py

@@ -5,15 +5,15 @@
 
 import gc
 
+from trezor.messages.MoneroTransactionFinalAck import MoneroTransactionFinalAck
+
 from .state import State
 
 from apps.monero.controller import misc
+from apps.monero.layout import confirms
+from apps.monero.protocol import hmac_encryption_keys
 from apps.monero.xmr import crypto
 from apps.monero.xmr.enc import chacha_poly
-from apps.monero.protocol import hmac_encryption_keys
-from trezor.messages.MoneroTransactionFinalAck import MoneroTransactionFinalAck
-
-from apps.monero.layout import confirms
 
 
 async def final_msg(state: State):

src/apps/monero/protocol_lite/lite.py

@@ -6,7 +6,6 @@
 
 from .consts import *
 
-from apps.monero.controller import misc
 from apps.monero.layout import confirms
 from apps.monero.xmr import common, crypto, monero
 from apps.monero.xmr.enc import aescbc
@@ -568,11 +567,17 @@ async def mlsag_prehash_update(self):
         return SW_OK
 
     async def _req_dst(self, Aout, Bout, amount, is_sub=False):
-        from trezor.messages.MoneroAccountPublicAddress import MoneroAccountPublicAddress
-        from trezor.messages.MoneroTransactionDestinationEntry import MoneroTransactionDestinationEntry
+        from trezor.messages.MoneroAccountPublicAddress import (
+            MoneroAccountPublicAddress
+        )
+        from trezor.messages.MoneroTransactionDestinationEntry import (
+            MoneroTransactionDestinationEntry
+        )
 
         addr = MoneroAccountPublicAddress(view_public_key=Aout, spend_public_key=Bout)
-        out = MoneroTransactionDestinationEntry(addr=addr, amount=amount, is_subaddress=is_sub)
+        out = MoneroTransactionDestinationEntry(
+            addr=addr, amount=amount, is_subaddress=is_sub
+        )
         await self.iface.confirm_out(out, False, self.creds, self.ctx)
 
     async def mlsag_prehash_finalize(self):

src/apps/monero/sign_tx.py

@@ -2,6 +2,7 @@
 
 from trezor import log, utils
 from trezor.messages import MessageType
+
 from apps.monero.protocol.signing.state import State