diff --git a/lbry/extras/daemon/daemon.py b/lbry/extras/daemon/daemon.py
index a497a516a..4b1652979 100644
--- a/lbry/extras/daemon/daemon.py
+++ b/lbry/extras/daemon/daemon.py
@@ -8,7 +8,6 @@ import time
 import inspect
 import typing
 import random
-import hashlib
 import tracemalloc
 from decimal import Decimal
 from urllib.parse import urlencode, quote
diff --git a/lbry/wallet/database.py b/lbry/wallet/database.py
index d98d42f65..2ddf9a666 100644
--- a/lbry/wallet/database.py
+++ b/lbry/wallet/database.py
@@ -13,7 +13,7 @@ from datetime import date
 from prometheus_client import Gauge, Counter, Histogram
 from lbry.utils import LockWithMetrics
 
-from .bip32 import PublicKey, PrivateKey
+from .bip32 import PublicKey
 from .transaction import Transaction, Output, OutputScript, TXRefImmutable, Input
 from .constants import TXO_TYPES, CLAIM_TYPES
 from .util import date_to_julian_day
diff --git a/lbry/wallet/transaction.py b/lbry/wallet/transaction.py
index 7399ae674..67839aa58 100644
--- a/lbry/wallet/transaction.py
+++ b/lbry/wallet/transaction.py
@@ -6,8 +6,6 @@ from typing import List, Iterable, Optional, Tuple
 
 from coincurve import PublicKey as cPublicKey
 from coincurve.ecdsa import deserialize_compact, cdata_to_der
-from cryptography.hazmat.backends import default_backend
-from cryptography.hazmat.primitives.serialization import load_der_public_key
 from cryptography.hazmat.primitives import hashes
 from cryptography.hazmat.primitives.asymmetric import ec
 from cryptography.hazmat.primitives.asymmetric.utils import Prehashed
@@ -27,7 +25,7 @@ from .constants import COIN, NULL_HASH32
 from .bcd_data_stream import BCDataStream
 from .hash import TXRef, TXRefImmutable
 from .util import ReadOnlyList
-from .bip32 import PrivateKey, PublicKey
+from .bip32 import PrivateKey
 
 if typing.TYPE_CHECKING:
     from lbry.wallet.account import Account
diff --git a/setup.cfg b/setup.cfg
index f387492b2..135551a8e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,7 +18,7 @@ ignore=words,server,rpc,schema,winpaths.py,migrator,undecorated.py
 max-parents=10
 max-args=10
 max-line-length=120
-good-names=T,t,n,i,j,k,x,y,s,f,d,h,c,e,op,db,tx,io,cachedproperty,log,id,r,iv,ts,l
+good-names=T,t,n,i,j,k,x,y,s,f,d,h,c,e,op,db,tx,io,cachedproperty,log,id,r,iv,ts,l,pk
 valid-metaclass-classmethod-first-arg=mcs
 disable=
   c-extension-no-member,