In pyROOT:
canvas = ROOT.TCanvas("FpixBpixCanvas")
graph = ROOT.TGraph(1)
canvas.SetBottomMargin(0.3)
graph.Draw("0AP")
graph.GetXaxis().SetNdivisions(-525)
graph.GetXaxis().SetLabelOffset(0.1)
for numBin in range(26):
graph.GetXaxis().ChangeLabel(numBin + 1, 60, 0.018, -1, -1, -1, "ALongLabelMakesItObvious" + str(numBin))
