Datagrid with PyQt6

This demo program shows how to create a datagrid, place it on a specific location in a window, among other things. Output:

The code:

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import sys from PyQt6.QtWidgets import QApplication, QWidget, QTableWidget from PyQt6.QtGui import QPainter, QColor, QPen from PyQt6.QtCore import Qt class Window(QWidget): def __init__(self): super(Window, self).__init__() self.initUI() def initUI(self): self.setGeometry(25, 45, 330, 325) self.setWindowTitle('Post 4') self.createTable() self.show() def createTable(self): self.tableWidget = QTableWidget(self) self.tableWidget.setRowCount(24) self.tableWidget.setColumnCount(2) self.tableWidget.setFixedSize(280, 275) self.tableWidget.move(25, 25) self.tableWidget.setHorizontalHeaderLabels(['PM2.5', 'PM10']) self.tableWidget.horizontalHeader().setStretchLastSection(True) self.tableWidget.verticalHeader().setStretchLastSection(True) def main(): app = QApplication(sys.argv) ex = Window() sys.exit(app.exec()) if __name__ == '__main__': main()