dialog.py

import sys

from PyQt5.QtWidgets import QApplication, QDialog, QFormLayout, QDialogButtonBox, QLineEdit, QVBoxLayout


class Dialog(QDialog):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setWindowTitle('QDialog')

        dlgLayout = QVBoxLayout()

        formLayout = QFormLayout()
        formLayout.addRow('Name:', QLineEdit())
        formLayout.addRow('Age:', QLineEdit())
        formLayout.addRow('Job:', QLineEdit())
        formLayout.addRow('Hobbies:', QLineEdit())

        dlgLayout.addLayout(formLayout)
        btns = QDialogButtonBox()
        btns.setStandardButtons(
            QDialogButtonBox.Cancel | QDialogButtonBox.Ok)

        dlgLayout.addWidget(btns)
        self.setLayout(dlgLayout)


if __name__ == '__main__':
    app = QApplication(sys.argv)
    dlg = Dialog()
    dlg.show()
    sys.exit(app.exec_())