Растянуть колонки в tableWidget

from PyQt6 import QtCore, QtWidgets
 
class Ui_MainWindow(QtWidgets.QMainWindow):
 
    def __init__(self):
        super(Ui_MainWindow, self).__init__()
        self.setupUi(self)
 
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.resize(515, 317)
        self.centralwidget = QtWidgets.QWidget(MainWindow)
        self.centralwidget.setObjectName("centralwidget")
        self.tableWidget = QtWidgets.QTableWidget(self.centralwidget)
        self.tableWidget.setGeometry(QtCore.QRect(50, 50, 411, 192))
        self.tableWidget.setObjectName("tableWidget")
        self.tableWidget.setColumnCount(3)
        self.tableWidget.setRowCount(0)
        item = QtWidgets.QTableWidgetItem()
        self.tableWidget.setHorizontalHeaderItem(0, item)
        item = QtWidgets.QTableWidgetItem()
        self.tableWidget.setHorizontalHeaderItem(1, item)
        item = QtWidgets.QTableWidgetItem()
        self.tableWidget.setHorizontalHeaderItem(2, item)
        MainWindow.setCentralWidget(self.centralwidget)
 
        self.retranslateUi(MainWindow)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)
 
    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
        item = self.tableWidget.horizontalHeaderItem(0)
        item.setText(_translate("MainWindow", "Логин"))
        item = self.tableWidget.horizontalHeaderItem(1)
        item.setText(_translate("MainWindow", "Пароль"))
        item = self.tableWidget.horizontalHeaderItem(2)
        item.setText(_translate("MainWindow", "Почта"))
 
if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    w = Ui_MainWindow()
    w.show()
    sys.exit(app.exec())

        self.tableWidget.resizeRowsToContents()

self.tableWidget.horizontalHeader().setSectionResizeMode(QtWidgets.QHeaderView.ResizeMode.Stretch)