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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create_table_index(self):

 """Create the QTableView that will hold the index model."""

        self.table_index = QTableView()
        self.table_index.horizontalHeader().hide()
        self.table_index.setEditTriggers(QTableWidget.NoEditTriggers)
        self.table_index.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.table_index.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.table_index.setVerticalScrollMode(QTableView.ScrollPerPixel)
        self.table_index.setVerticalScrollBar(self.vscroll)
        self.table_index.setFrameStyle(QFrame.Plain)
        self.table_index.verticalHeader().sectionResized.connect(
                                                            self._row_resized)
        self.table_index.setItemDelegate(QItemDelegate())
        self.layout.addWidget(self.table_index, 1, 0)
        self.table_index.setContentsMargins(0, 0, 0, 0)