code: def create_data_table(self):
          
          self.dataTable = DataFrameView(self, self.dataModel,
                                         self.table_header.horizontalHeader(),
                                         self.hscroll, self.vscroll)
          self.dataTable.verticalHeader().hide()
          self.dataTable.horizontalHeader().hide()
          self.dataTable.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
          self.dataTable.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
          self.dataTable.setHorizontalScrollMode(QTableView.ScrollPerPixel)
          self.dataTable.setVerticalScrollMode(QTableView.ScrollPerPixel)
          self.dataTable.setFrameStyle(QFrame.Plain)
          self.dataTable.setItemDelegate(QItemDelegate())
          self.layout.addWidget(self.dataTable, 1, 1)
          self.setFocusProxy(self.dataTable)
          self.dataTable.sig_sort_by_column.connect(self._sort_update)
          self.dataTable.sig_fetch_more_columns.connect(self._fetch_more_columns)
          self.dataTable.sig_fetch_more_rows.connect(self._fetch_more_rows)
docs: Create the QTableView that will hold the data model.