Pyqtgraph real time plotting Previous posts compared performance of the matplotlib widget vs PyQtGraph plotwidget and I’ve been working with PyQtGraph ever since. You signed in with another tab or window. Data is streamed serially from arduino Uno rev3. Now, I found code online for one plot in a Qt window with a clear and redraw method, which suits my needs. The window pops up and the axis are formed, but no curve is plotted. examples pyqtgraph. The aim of PgLive module is to provide easy way of thread-safe live plotting. What you can do is take a reference from the first created plot and then call . Sep 11, 2019 · How do I plot in real-time in a while loop using matplotlib? pyqtgraph would come handy, as in this Q&A – ImportanceOfBeingErnest. 6 MB and I have at least 2GB of RAM) so I think there might be a lag on the re-plotting and Aug 18, 2019 · This function uses the class GetDataand every time there is an update of the data to plot, the function tickPrice and tickSize is executed. oziyogpldzeyurcuexiugwejyfjlrutahenjcyzqssukpvykvrgzznrbjigxtpnzcnjorwjdytzvus