for (action,label) in [('apply','Apply'),
('save','Apply && Save')]:
button=QPushButton(label, self)
button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
for (action,label) in [('apply','Apply'),
('save','Apply && Save')]:
button=QPushButton(label, self)
button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)