style: fix flake8 linting errors

Author: LVivona

libp2p/kad_dht/common.py

@@ -7,4 +7,4 @@
 PROTOCOL_ID = TProtocol("/ipfs/kad/1.0.0")
 QUERY_TIMEOUT = 10
 
-TTL = DEFAULT_TTL = 24 * 60 * 60 # 24 hours in seconds
+TTL = DEFAULT_TTL = 24 * 60 * 60  # 24 hours in seconds

libp2p/kad_dht/kad_dht.py

@@ -18,9 +18,6 @@
 from libp2p.abc import (
     IHost,
 )
-from libp2p.custom_types import (
-    TProtocol,
-)
 from libp2p.network.stream.net_stream import (
     INetStream,
 )
@@ -60,6 +57,7 @@
 # Default parameters
 ROUTING_TABLE_REFRESH_INTERVAL = 60  # 1 min in seconds for testing
 
+
 class DHTMode(Enum):
     """DHT operation modes."""
 

libp2p/kad_dht/value_store.py

@@ -31,6 +31,7 @@
 # logger = logging.getLogger("libp2p.kademlia.value_store")
 logger = logging.getLogger("kademlia-example.value_store")
 
+
 class ValueStore:
     """
     Store for key-value pairs in a Kademlia DHT.