enforced f-strings everywhere, %s on logging

extended _multiaddr_from_socket to support UDP and IPv6 automatically
changed TCPListener to use _ip4_or_6_from_multiaddr to get host, and not ip4 only

enforced `from error` everywhere with raises
added call braces to exceptions

libp2p/tools/interop/daemon.py

@@ -56,7 +56,7 @@ class P2PDProcess:
         is_pubsub_signing: bool = False,
         is_pubsub_signing_strict: bool = False,
     ) -> None:
-        args = [f"-listen={str(control_maddr)}"]
+        args = [f"-listen={control_maddr!s}"]
         # NOTE: To support `-insecure`, we need to hack `go-libp2p-daemon`.
         if not is_secure:
             args.append("-insecure=true")

libp2p/tools/pubsub/dummy_account_node.py

@@ -81,7 +81,7 @@ class DummyAccountNode:
         :param dest_user: user to send crypto to
         :param amount: amount of crypto to send
         """
-        msg_contents = "send," + source_user + "," + dest_user + "," + str(amount)
+        msg_contents = f"send,{source_user},{dest_user},{amount!s}"
         await self.pubsub.publish(CRYPTO_TOPIC, msg_contents.encode())
 
     async def publish_set_crypto(self, user: str, amount: int) -> None:
@@ -92,7 +92,7 @@ class DummyAccountNode:
         :param user: user to set crypto for
         :param amount: amount of crypto
         """
-        msg_contents = "set," + user + "," + str(amount)
+        msg_contents = f"set,{user},{amount!s}"
         await self.pubsub.publish(CRYPTO_TOPIC, msg_contents.encode())
 
     def handle_send_crypto(self, source_user: str, dest_user: str, amount: int) -> None:

libp2p/tools/utils.py

@@ -51,7 +51,7 @@ async def echo_stream_handler(stream: INetStream) -> None:
     while True:
         read_string = (await stream.read(MAX_READ_LEN)).decode()
 
-        resp = "ack:" + read_string
+        resp = f"ack:{read_string}"
         await stream.write(resp.encode())