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from PySide6.QtCore import (QCoreApplication,QMetaObject)
from PySide6.QtWidgets import (QFrame, QTableView, QVBoxLayout, QWidget)

class Ui_MainWindow(object):
    def setupUi(self, MainWindow):
        if not MainWindow.objectName():
            MainWindow.setObjectName(u"MainWindow")
        MainWindow.resize(800, 600)
        self.centralwidget = QWidget(MainWindow)
        self.centralwidget.setObjectName(u"centralwidget")
        self.verticalLayout_2 = QVBoxLayout(self.centralwidget)
        self.verticalLayout_2.setObjectName(u"verticalLayout_2")
        self.frame = QFrame(self.centralwidget)
        self.frame.setObjectName(u"frame")
        self.frame.setFrameShape(QFrame.StyledPanel)
        self.frame.setFrameShadow(QFrame.Raised)
        self.verticalLayout = QVBoxLayout(self.frame)
        self.verticalLayout.setObjectName(u"verticalLayout")
        self.tablel_view = QTableView(self.frame)
        self.tablel_view.setObjectName(u"tablel_view")

        self.verticalLayout.addWidget(self.tablel_view)


        self.verticalLayout_2.addWidget(self.frame)

        MainWindow.setCentralWidget(self.centralwidget)

        self.retranslateUi(MainWindow)

        QMetaObject.connectSlotsByName(MainWindow)
    # setupUi

    def retranslateUi(self, MainWindow):
        MainWindow.setWindowTitle(QCoreApplication.translate("MainWindow", u"MainWindow", None))
    # retranslateUi

Code: Alles auswählen

import os
import sys
from mainwindow import Ui_MainWindow
from PySide6 import QtWidgets
from PySide6.QtWidgets import QApplication, QMainWindow
from PySide6.QtGui import Qt
from PyQt6 import QtCore

class TableModel(QtCore.QAbstractTableModel):
    def __init__(self, data):
        super().__init__()
        self._data = data

    def data(self, index, role):
        if role == Qt.ItemDataRole.DisplayRole:
            # See below for the nested-list data structure.
            # .row() indexes into the outer list,
            # .column() indexes into the sub-list
            return self._data[index.row()][index.column()]

    def rowCount(self, index):
        # The length of the outer list.
        return len(self._data)

    def columnCount(self, index):
        # The following takes the first sub-list, and returns
        # the length (only works if all rows are an equal length)
        return len(self._data[0])
    

basedir = os.path.dirname(__file__)
class MainWindow(QMainWindow, Ui_MainWindow):
    def __init__(self):
        super().__init__()
        self.setupUi(self)
        self.setWindowTitle("Tableview")

        # self.table = QtWidgets.QTableView()
        data = [
          [4, 9, 2],
          [1, 0, 0],
          [3, 5, 0],
          [3, 3, 2],
          [7, 8, 9],
        ]

        self.model = TableModel(data)
        # in der Folgezeile wird gemeckert : 'table_view' soll verwendet werden, was läuft falsch?
        self.tablel_view.setModel(self.model)


app = QApplication(sys.argv)

window = MainWindow()
window.show()
app.exec()

Code: Alles auswählen

from PyQt6 import QtCoret # falsch
from PySide6 import QtCore # richtig