From c2ffb537caa32664124b5cc51e2691308d72723f Mon Sep 17 00:00:00 2001
From: The MMGen Project <mmgen@tuta.io>
Date: Mon, 26 Oct 2026 13:36:47 +0000
Subject: [PATCH] ruff exceptions: ConnectionError

---
 mmgen/daemon.py           | 2 +-
 mmgen/proto/xmr/daemon.py | 2 +-
 mmgen/rpc/local.py        | 2 +-
 mmgen/util2.py            | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/mmgen/daemon.py b/mmgen/daemon.py
index 84bc506a..c9f568fb 100644
--- a/mmgen/daemon.py
+++ b/mmgen/daemon.py
@@ -231,7 +231,7 @@ class Daemon(Lockable):
 		import socket
 		try:
 			socket.create_connection((host, port), timeout=timeout).close()
-		except:
+		except ConnectionError:
 			return False
 		else:
 			return True
diff --git a/mmgen/proto/xmr/daemon.py b/mmgen/proto/xmr/daemon.py
index c69ad7bb..63191c30 100644
--- a/mmgen/proto/xmr/daemon.py
+++ b/mmgen/proto/xmr/daemon.py
@@ -132,7 +132,7 @@ class MoneroWalletDaemon(RPCDaemon):
 			import socket
 			try:
 				socket.create_connection(('localhost', self.monerod_port), timeout=1).close()
-			except:
+			except ConnectionError:
 				die('SocketError', f'Unable to connect to Monero daemon at localhost:{self.monerod_port}')
 
 		self.user = user or self.cfg.wallet_rpc_user or self.cfg.monero_wallet_rpc_user
diff --git a/mmgen/rpc/local.py b/mmgen/rpc/local.py
index 58df7ee6..6b1cfda8 100644
--- a/mmgen/rpc/local.py
+++ b/mmgen/rpc/local.py
@@ -44,7 +44,7 @@ class RPCClient:
 			import socket
 			try:
 				socket.create_connection((host, port), timeout=1).close()
-			except:
+			except ConnectionError:
 				die('SocketError', f'Unable to connect to {host}:{port}')
 
 		self.http_hdrs = {'Content-Type': 'application/json'}
diff --git a/mmgen/util2.py b/mmgen/util2.py
index 2888704c..850afd26 100644
--- a/mmgen/util2.py
+++ b/mmgen/util2.py
@@ -248,7 +248,7 @@ def port_in_use(port):
 	import socket
 	try:
 		socket.create_connection(('localhost', port)).close()
-	except:
+	except ConnectionError:
 		return False
 	else:
 		return True