Add draw rate script

tests/draw_rate.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python 
+
+from plotly import tools
+import plotly.plotly as py 
+import plotly.graph_objs as go
+from plotly.offline import download_plotlyjs, init_notebook_mode, plot, iplot
+import sys
+import json
+import math
+
+def main(argv):
+    inputfile = sys.argv[1]
+    with open(inputfile) as f:
+        lines = f.readlines()
+        metrics = [json.loads(line) for line in lines] 
+
+        minutes = [i for i, x in enumerate(metrics, 1)]
+
+        count_metrics = []
+        for m in metrics:
+            for e in m:
+                if e['name'] == 'qed_hyper_add_total':
+                    count_metrics.append(e['metrics'][0])
+        #count_metrics = [y['metrics'][0] for y in x if (y['name'] == 'qed_hyper_add_total') for x in metrics]
+        counts = [0] + [float(x['value']) for x in count_metrics]
+        counts_deltas = [max(0, y - x) for x, y in zip(counts, counts[1:])]
+        rates = [x/60 for x in counts_deltas]
+
+        trace_rates = go.Scatter(
+            x=minutes, 
+            y=rates,
+            name='Rate'
+        )   
+
+        trace_events = go.Scatter(
+            x=minutes,
+            y=counts,
+            name="Num events"
+        )  
+
+        fig = tools.make_subplots(rows=2, cols=1, specs=[[{}],[{}]],
+                                subplot_titles=('Rates (events/sec)', 'Num events')
+                                )
+
+        fig.append_trace(trace_rates, 1, 1)
+        fig.append_trace(trace_events, 2, 1)
+
+        fig.layout['yaxis1'].update(range=[0, 20000])
+
+        plot(fig)
+
+if __name__ == "__main__":
+    main(sys.argv)