new `BitcoinTwView` subclass

mmgen/proto/btc/tw/addresses.py

@@ -15,9 +15,11 @@ proto.btc.tw.addresses: Bitcoin base protocol tracking wallet address list class
 from ....tw.addresses import TwAddresses
 from ....tw.shared import TwLabel
 from ....obj import get_obj
+
 from .rpc import BitcoinTwRPC
+from .view import BitcoinTwView
 
-class BitcoinTwAddresses(TwAddresses, BitcoinTwRPC):
+class BitcoinTwAddresses(BitcoinTwView, TwAddresses, BitcoinTwRPC):
 
 	has_age = True
 	has_used = True

mmgen/proto/btc/tw/txhistory.py

@@ -19,7 +19,9 @@ from ....addr import CoinAddr
 from ....util import msg, msg_r
 from ....color import nocolor, red, pink, gray
 from ....obj import TwComment, CoinTxID, Int
+
 from .rpc import BitcoinTwRPC
+from .view import BitcoinTwView
 
 class BitcoinTwTransaction:
 
@@ -238,7 +240,7 @@ class BitcoinTwTransaction:
 				self.fee.to_unit(atomic_unit) // self.vsize,
 				atomic_unit)))
 
-class BitcoinTwTxHistory(TwTxHistory, BitcoinTwRPC):
+class BitcoinTwTxHistory(BitcoinTwView, TwTxHistory, BitcoinTwRPC):
 
 	has_age = True
 	hdr_lbl = 'transaction history'

mmgen/proto/btc/tw/unspent.py

@@ -13,8 +13,9 @@ proto.btc.tw.unspent: Bitcoin base protocol tracking wallet unspent outputs clas
 """
 
 from ....tw.unspent import TwUnspentOutputs
+from .view import BitcoinTwView
 
-class BitcoinTwUnspentOutputs(TwUnspentOutputs):
+class BitcoinTwUnspentOutputs(BitcoinTwView, TwUnspentOutputs):
 
 	class display_type(TwUnspentOutputs.display_type):
 

mmgen/proto/btc/tw/view.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+#
+# MMGen Wallet, a terminal-based cryptocurrency wallet
+# Copyright (C)2013-2025 The MMGen Project <mmgen@tuta.io>
+# Licensed under the GNU General Public License, Version 3:
+#   https://www.gnu.org/licenses
+# Public project repositories:
+#   https://github.com/mmgen/mmgen-wallet
+#   https://gitlab.com/mmgen/mmgen-wallet
+
+"""
+proto.btc.tw.view: Bitcoin base protocol base class for tracking wallet view classes
+"""
+
+class BitcoinTwView:
+	pass