bin/graph.py

   1 #!/usr/bin/python2
   2 # attempt to create a graph showing package dependencies
   3 # in a nice graph
   4
   5 from __future__ import print_function
   6 import os
   7 import re
   8
   9 pkglist = os.popen("LANGUAGE=C pacman -Qi").read().strip().split("\n\n")
  10 p = re.compile(r"[<>=].*")
  11 e = open('edges.csv', 'w')
  12 e.write("Source,Target\n")
  13 n = open('nodes.csv', 'w')
  14 n.write("Node,Repo\n")
  15 for pkg in pkglist:
  16     lines = pkg.splitlines()
  17     name = lines[0][17:]
  18     n.write(name+"\n")
  19     depends = lines[8][17:].split()
  20     for dep in depends:
  21         if dep != "None":
  22             dep = p.sub("",dep)
  23             e.write(name+","+dep+"\n")