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 pkgs = os.popen("""LANGUAGE=C pacman -Ssq "^x264" """).read().strip().split("\n")
  10 print(pkgs)
  11 pkglist = os.popen("LANGUAGE=C pacman -Si").read().strip().split("\n\n")
  12 p = re.compile(r"[<>=].*")
  13 e = open('edges.csv', 'w')
  14 e.write("Source,Target\n")
  15 n = open('nodes.csv', 'w')
  16 n.write("Node,Repo\n")
  17 for pkg in pkglist:
  18     lines = pkg.splitlines()
  19     repo = lines[0][17:]
  20     name = lines[1][17:]
  21     n.write(name+","+repo+"\n")
  22     depends = lines[9][17:].split()
  23     for dep in depends:
  24         if dep != "None":
  25             dep = p.sub("",dep)
  26             e.write(name+","+dep+"\n")