File revert-postscriptdriver.prov-py3.patch of Package python-cups

From: Benoît Monin <benoit.monin@gmx.fr>
Date: Sun, 8 Mar 2015 13:14:03 +0100
Subject: [PATCH] Revert "Converted postscriptdriver.prov to Python3."
Upstream: no

This reverts commit 83d0ee6cbafbc7f9abec72d4062643d51fe37974.
Upstream switched to python3 but we're building a pyhon2 package, so revert.

---
 postscriptdriver.prov | 64 ++++++++++++++++++++-------------------------------
 1 file changed, 25 insertions(+), 39 deletions(-)

diff --git a/postscriptdriver.prov b/postscriptdriver.prov
index 21c1116..7bf74b1 100755
--- a/postscriptdriver.prov
+++ b/postscriptdriver.prov
@@ -1,6 +1,6 @@
-#!/usr/bin/python3
+#!/usr/bin/python
 
-## Copyright (C) 2009, 2010, 2014 Red Hat, Inc.
+## Copyright (C) 2009, 2010 Red Hat, Inc.
 ## Author: Tim Waugh <twaugh@redhat.com>
 
 ## This program is free software; you can redistribute it and/or modify
@@ -54,7 +54,7 @@ class DeviceIDs:
 
     def get_tags (self):
         ret = []
-        for mfg, mdlset in self.ids.items ():
+        for mfg, mdlset in self.ids.iteritems ():
             mfgl = mfg.lower ().replace (" ", "_")
             for mdl in mdlset:
                 mdll = mdl.lower ().replace (" ", "_")
@@ -65,7 +65,7 @@ class DeviceIDs:
 
     def __add__ (self, other):
         if isinstance(other, DeviceIDs):
-            for omfg, omdlset in other.ids.items ():
+            for omfg, omdlset in other.ids.iteritems ():
                 try:
                     mdlset = self.ids[omfg]
                 except KeyError:
@@ -121,7 +121,7 @@ class PPDDriver(Driver):
     def examine_file (self, path):
         try:
             ppd = cups.PPD (path)
-        except RuntimeError:
+        except RuntimeError, e:
             # Not a PPD file.  Perhaps it's a drv file.
             drv = DrvDriver (path)
             self.ids += drv.list ()
@@ -164,16 +164,16 @@ class DynamicDriver(Driver):
             posix.kill (p.pid, signal.SIGKILL)
             raise
 
-        if stderr:
-            print(stderr.decode (), file=sys.stderr)
+	if stderr:
+		print >> sys.stderr, stderr
 
-        ppds = []
-        lines = stdout.decode ().split ('\n')
-        for line in lines:
-            l = shlex.split (line)
-            if len (l) < 5:
-                continue
-            self.ids += l[4]
+	ppds = []
+	lines = stdout.split ('\n')
+	for line in lines:
+		l = shlex.split (line)
+		if len (l) < 5:
+                    continue
+                self.ids += l[4]
 
         return Driver.list (self)
 
@@ -211,35 +211,22 @@ class DrvDriver(PPDDriver):
             posix.kill (p.pid, signal.SIGKILL)
             raise
 
-        for (dirpath, dirnames, filenames) in os.walk (outputdir,
-                                                       topdown=False):
-            for filename in filenames:
-                path = dirpath + os.path.sep + filename
-                self.examine_file (path)
-                try:
-                    os.unlink (path)
-                except OSError:
-                    pass
-
-            for dirname in dirnames:
-                try:
-                    os.rmdir (dirpath + os.paht.sep + dirname)
-                except OSError:
-                    pass
-
-        try:
-            os.rmdir (outputdir)
-        except OSError:
-            pass
-
+        os.path.walk (outputdir, self.examine_directory, None)
+        os.rmdir (outputdir)
         return Driver.list (self)
 
+    def examine_directory (self, unused, dirname, fnames):
+        for fname in fnames:
+            path = dirname + os.path.sep + fname
+            self.examine_file (path)
+            os.unlink (path)
+
 class TagBuilder:
     def __init__ (self, filelist=None):
         if filelist == None:
             filelist = sys.stdin
 
-        paths = [x.rstrip () for x in filelist.readlines ()]
+        paths = map (lambda x: x.rstrip (), filelist.readlines ())
         self.ids = DeviceIDs ()
 
         for path in paths:
@@ -248,8 +235,7 @@ class TagBuilder:
                     self.ids += DynamicDriver (path).list ()
                 except TimedOut:
                     pass
-                except OSError as exc:
-                    (e, s) = exc.args
+                except OSError, (e, s):
                     if e == errno.EACCES or e == errno.ENOENT:
                         # Not executable
                         pass
@@ -270,4 +256,4 @@ if __name__ == "__main__":
     builder = TagBuilder ()
     tags = builder.get_tags ()
     for tag in tags:
-        print (tag)
+        print tag