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#!/usr/bin/python
import json
import subprocess
import sys
from softwarecenter.backend.piston.rnrclient import RatingsAndReviewsAPI
if __name__ == "__main__":
rnrclient = RatingsAndReviewsAPI()
piston_review_stats = rnrclient.review_stats(origin="ubuntu")
# means 1 2 3 4 5 stars
histogram_total = [0, 0, 0, 0, 0]
for s in piston_review_stats:
histogram = json.loads(s.histogram)
for i in range(5):
histogram_total[i] += histogram[i]
print "overall distribution: ", histogram_total
# write out data file
f=open("reviews-spread.dat", "w")
for i in range(5):
f.write("%i %i\n" % (i+1, histogram_total[i]))
f.close()
# write out gnuplot
f=open("reviews-spread.gnuplot", "w")
f.write("""
set title "Reviews spread"
set xlabel "Stars"
set ylabel "Nr ratings"
set boxwidth 0.75
set term png size 800,600
set out 'review-spread.png'
plot "reviews-spread.dat" using 1:2 with boxes fs solid 0.2 title "Star distribution"
""")
f.close()
# run it
res = subprocess.call(["gnuplot", "reviews-spread.gnuplot"])
sys.exit(res)
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