add plotting script

UserCode/Timing/python/graph.py

@@ -0,0 +1,31 @@
+import os, subprocess
+import numpy as np
+import bokehplot as bkp
+from bokeh.models.ranges import FactorRange
+"""data
+PU0, GPU: 0.005740 EE, 0.000117 HEB, 0.001656 HEF
+PU0, CPU: 0.061452  HGCalRecHits
+PU50, GPU: 0.005318 EE, 0.000125 HEB, 0.001676 HEF
+
+"""
+npoints = 5
+gpu_x = np.arange(1, npoints+1)
+gpu_y = np.array([1.,2.,3.,5.,4.])
+cpu_x = gpu_x
+cpu_y = gpu_y*2.
+ratio_x = cpu_x
+ratio_y = cpu_y / gpu_y
+b = bkp.BokehPlot('speedup.html', nfigs=1)
+
+options = {'t.text': 'RecHit calibrator: GPU vs CPU performance',
+           'x.axis_label': 'Pileup', 'y.axis_label': '',
+           'x.ticker': [1, 2, 3, 4, 5], 
+           'x.major_label_overrides': {1: '0', 2: '50', 3: '100', 4: '140', 5: '200'} }
+b.graph(idx=0, data=[gpu_x,cpu_y], style='circle', color='blue', line=True, legend_label="GPU", fig_kwargs=options)
+b.graph(idx=0, data=[gpu_x,gpu_y], style='square', color='red', line=True, legend_label="CPU")
+b.graph(idx=0, data=[ratio_x,ratio_y], style='triangle', color='green', line=True, legend_label="speed-up")
+
+home = subprocess.check_output(b'echo $HOME', shell=True, encoding='utf-8').split('\n')[0]
+release = 'CMSSW_11_2_0_pre6/src/' 
+path = os.path.join(home, release, 'figs/')
+b.save_figs(path=path, mode='png')