Crash calling gClient.GetRoot() with PyROOT

[ferhue]

You need a TThread. Take a look at:

Monitor a histogram while running

Dear Experts, Is there a way to monitor a histogram while running a script? For example, while I run the following code in a terminal, { TH1D * h = new TH1D("h", "h", 10, 0, 10); for ( int i = 0; i < 1000000; i++ ) { sleep(5); h->Fill(2); } } Can I draw “h” from another terminal? I can definitely write it to a file, but it will generate 1000000 histograms, which I don’t want. Is there an elegant way to know the content of a histogram w…