title: Button over image in pyQt, Qt
body: <p>i have created a widget(Qlabel) which displays the image using pixmap. now, i want to add few buttons over that image(basically, over widget containing pixmap, ie. Qlabel)</p>
  
  <p>Kindly refer to the attached image.</p>
  
  <p><img src="https://i.stack.imgur.com/u4b71.jpg" alt="enter image description here"></p>
  
  <p>Thanks</p>