oxigraph/bench/bsbm-plot.py

import xml.etree.ElementTree as ET
import matplotlib.pyplot as plt
from collections import defaultdict
from glob import glob
from numpy import array


def plot_y_per_x_per_plot(data, xlabel, ylabel, file, log=False):
    plt.figure(file)

    bar_width = 1 / (len(data) + 1)
    for i, (label, xys) in enumerate(sorted(data.items())):
        plt.bar(array(list(xys.keys())) + bar_width * (i + 1 - len(data) / 2), array(list(xys.values())), bar_width, label=label)

    plt.legend()
    plt.xlabel(xlabel)
    plt.ylabel(ylabel)
    if log:
        plt.yscale('log')
    plt.savefig(file)


def plot_usecase(name: str):
    aqet = defaultdict(dict)
    for file in glob('bsbm.{}.*.xml'.format(name)):
        run = file.replace('bsbm.{}.'.format(name), '').replace('.xml', '')
        for query in ET.parse(file).getroot().find('queries').findall('query'):
            val = float(query.find('aqet').text)
            if val > 0:
                aqet[run][int(query.attrib['nr'])] = val
    plot_y_per_x_per_plot(aqet, 'query id', 'execution time (s)', 'bsbm.{}.svg'.format(name))


plot_usecase('explore')
plot_usecase('exploreAndUpdate')
plot_usecase('businessIntelligence')

plt.show()