py2dsp ignores option --revision

[mforkel]

py2dsp ignores the option --revision. The following patch works for me:

--- py2dsp.orig 2018-08-04 03:58:17.000000000 +0200
+++ py2dsp      2020-06-03 16:47:15.620774300 +0200
@@ -67,6 +67,7 @@
     ctx['root'] = args.root
     src_name = ctx['src_name'] = pkg_name(name)
     ctx['distribution'] = args.distribution
+    ctx['debian_revision'] = args.revision
     if isdir(fpath):
         dpath = fpath
     else: