52 lines
1.4 KiB
Python
Executable File
52 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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import subprocess
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from bwparser import BandwidthParser, JansenBandwidthParser
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# Plot the bandwidth files using gnuplot
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if __name__ == '__main__':
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if len(sys.argv) != 2:
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sys.stderr.write("Usage: outputdir\n")
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sys.exit(1)
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# set some defaults
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bandwidth_file = os.getenv('BW_FILE')
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output_dir = sys.argv[1]
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output_file = output_dir + "/bw_dist.pdf"
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# calculate invariants
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bw_parser = BandwidthParser(bw_file=bandwidth_file)
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true_avg = bw_parser.get_average()
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jansen_parser = JansenBandwidthParser(bw_file=bandwidth_file)
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# Create dat file
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with open("%s-jansen.dat" % bandwidth_file, "w") as datout:
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for i in range(1,101):
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netscale = i/100
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jansen_parser.set_scale(netscale)
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datout.write("%s %s\n" % \
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(netscale, jansen_parser.get_average()))
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datout.close()
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# Build plot
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gpcode = """set terminal pdf font "DejaVuSans,14" size 5,2.25
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set output '%s'
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set title 'Generated Distribution for %s'
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set key out
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set arrow from 1, graph 0 to 1
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set xlabel "Scale"
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set ylabel "Average Bandwidth"
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set xtics 0.1
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plot """ % (output_file, bandwidth_file)
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gpcode += "'%s-jansen.dat' using 1:2 with lines title 'Bandwidth'" % (bandwidth_file)
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gp = subprocess.Popen(['gnuplot', '-'], stdin=subprocess.PIPE)
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gp.communicate(gpcode.encode('ascii'))
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