how to set hover effect on hovered row?

[ArthurPYQT]

import sys
from PySide2.QtGui import QColor, QBrush, QCursor, QPainter, QPen, QFont
from PySide2.QtWidgets import QStyledItemDelegate, QApplication, QTableView, QAbstractItemView, QStyle
from PySide2.QtCore import Qt, QModelIndex, QAbstractTableModel, QEvent


class TBV(QTableView):
    def __init__(self) -> None:
        super().__init__()
        self.setSelectionBehavior(QAbstractItemView.SelectRows)
        self.setMouseTracking(True)


class DEG(QStyledItemDelegate):
    def __init__(self, parent=None) -> None:
        super().__init__(parent)

    def paint(self, painter, option, index: QModelIndex) -> None:
        if index.column() == 0:

            data = index.model().data(index, Qt.DisplayRole)
            painter.save()
            painter.setRenderHint(QPainter.Antialiasing, True)
            painter.setPen(QPen(QBrush(QColor(Qt.blue)), 1))
            font = QFont('Courier', 13)
            painter.setFont(font)
            painter.drawText(option.rect, Qt.AlignCenter, data)
            painter.restore()
            
        else:
            return super().paint(painter, option, index)
    
    
    def initStyleOption(self, option, index):
        super().initStyleOption(option, index)

        model = index.model()
        col = index.column()
        view = self.parent()

        if option.state & QStyle.State_MouseOver:
            option.backgroundBrush = QBrush(Qt.red)
        else:
            pos = view.viewport().mapFromGlobal(QCursor.pos())
            for c in range(model.columnCount()):
                if c != col:
                    r = view.visualRect(index.siblingAtColumn(c))
                    if r.adjusted(0, 0, 1, 1).contains(pos):
                        option.backgroundBrush = QBrush(Qt.red)
                        break


class MDL(QAbstractTableModel):
    def __init__(self, parent=None) -> None:
        super().__init__(parent)
        self._tabledata = [['mike', 12], ['kk', 13], ['jane', 14]]

    def rowCount(self, parent: QModelIndex = ...) -> int:
        return len(self._tabledata)

    def columnCount(self, parent: QModelIndex = ...) -> int:
        return len(self._tabledata[0] if self._tabledata else [])

    def data(self, index: QModelIndex, role: int = ...):
        if not index.isValid():
            return None
        if 0 == self.rowCount():
            return None
        if index.row() >= self.rowCount():
            return None
        if role == Qt.DisplayRole or role == Qt.EditRole:
            return self._tabledata[index.row()][index.column()]

        else:
            return None

if __name__ == '__main__':
    app = QApplication(sys.argv)
    demo = TBV()
    demo.setItemDelegate(DEG(demo))
    model = MDL(demo)
    demo.setModel(model)
    demo.show()
    sys.exit(app.exec_())

here is a Qtableview rendered by QStyledItemDelegate, how to set hovered effect on the hovered row?