core+gui: timezone-correct datetimes, deep-copy WillItem, dead code removal, explicit imports

bal/gui/qt/dialogs.py

@@ -22,8 +22,61 @@ from typing import TYPE_CHECKING
 from ...core.checkalive import CheckAliveError
 from ...core.reminders import build_ics_reminders
 from .calendar import BalCalendarButton
-from .common import *
-from .common import _, _logger  # underscore names are not re-exported by "import *"
+from .common import (
+    _,
+    _logger,
+    AmountException,
+    Any,
+    BalTimestamp,
+    BestEffortRequestFailed,
+    Buttons,
+    Callable,
+    CancelButton,
+    HEIR_DUST_AMOUNT,
+    HEIR_REAL_AMOUNT,
+    HeirAmountIsDustException,
+    HeirChangeException,
+    HeirNotFoundException,
+    MessageBoxMixin,
+    Network,
+    NoHeirsException,
+    NoWillExecutorNotPresent,
+    NotCompleteWillException,
+    QComboBox,
+    QDialog,
+    QHBoxLayout,
+    QLabel,
+    QPushButton,
+    QScrollArea,
+    QSizePolicy,
+    QTimer,
+    QVBoxLayout,
+    QWidget,
+    Qt,
+    TaskThread,
+    TxBroadcastError,
+    TxFeesChangedException,
+    Util,
+    Will,
+    WillExecutorFeeTooHighException,
+    WillExecutorNotPresent,
+    WillExpiredException,
+    WillPostponedException,
+    WillexecutorChangeException,
+    Willexecutors,
+    bring_to_front,
+    decimal_point_to_base_unit_name,
+    import_meta_gui,
+    partial,
+    pyqtSignal,
+    read_QIcon_from_bytes,
+    read_json_file,
+    show_modal,
+    show_on_top,
+    stop_thread,
+    time,
+    top_level_of,
+)
 from .widgets import (
     WillSettingsWidget,
     WillWidget,