Add an hacked up option parser

Start on a yum object

gather/gather.py

@@ -14,26 +14,52 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 import sys
-import yum.comps
+import yum
+from optparse import OptionParser
+
+
+def get_arguments():
+# hack job for now, I'm sure this could be better for our uses
+    usage = "usage: %s [options]" % sys.argv[0]
+    parser = OptionParser(usage=usage)
+    parser.add_option("--destdir", default=".", dest="destdir",
+      help='destination directory (defaults to current directory)')
+    parser.add_option("--comps", default="comps.xml", dest="comps",
+      help='comps file to use')
+    parser.add_option("--yumconf", default="yum.conf", dest="yumconf",
+      help='yum config file to use')
+
+
+    (opts, args) = parser.parse_args()
+    #if len(opts) < 1:
+    #    parser.print_help()
+    #    sys.exit(0)
+    return (opts, args)
 
 def get_packagelist(myComps):
+# Get the list of packages from the comps file
     pkglist = []
     for group in myComps.groups:
         pkglist += group.packages
     return pkglist
 
+def create_yumobj(yumconf):
+# Create a yum object to act upon
+    myYum = yum.yumBase()
+    myYum.doConfigSetup(fn=yumconf)
+    myYum.doRepoSetup()
+    return myYum
 
 def main():
+    (opts, args) = get_arguments()
     try:
-        print sys.argv[1]
         compsobj = yum.comps.Comps()
-        for srcfile in sys.argv[1:]:
+        compsobj.add(opts.comps)
-            compsobj.add(srcfile)
 
         print get_packagelist(compsobj)
 
     except IOError:
-        print >> sys.stderr, "gather.py: No such file:\'%s\'" % sys.argv[1]
+        print >> sys.stderr, "gather.py: No such file:\'%s\'" % opts.comps
         sys.exit(1)
 
 if __name__ == '__main__':