using matplotlib or pyqtgraph to graph real time data

Question

I have devices connected to my serial port and I need to poll them and then display that data in a plot. I currently have this working (slowly) using matplotlib. I could h

Answer 1

The pyqtgraph website has a comparison of plotting libraries including matplotlib, chaco, and pyqwt. The summary is:

• Matplotlib is the de-facto standard plotting library, but is not built for speed.
• Chaco is built for speed but is difficult to install / deploy
• PyQwt is currently abandoned
• PyQtGraph is built for speed and easy to install