Add --field=patch to git cl status printing the patchset of the current issue.

git-cl

 #!/usr/bin/python
 # git-cl -- a git-command for integrating reviews on Rietveld
 # Copyright (C) 2008 Evan Martin <martine@danga.com>
 
 import getpass
 import optparse
 import os
 import re
 import readline
 import subprocess
@@ skipping 206 matching lines @@
     self.branchref = branchref
     if self.branchref:
       self.branch = ShortBranchName(self.branchref)
     else:
       self.branch = None
     self.upstream_branch = None
     self.has_issue = False
     self.issue = None
     self.has_description = False
     self.description = None
+    self.has_patchset = False
+    self.patchset = None
 
   def GetBranch(self):
     """Returns the short branch name, e.g. 'master'."""
     if not self.branch:
       self.branchref = RunGit(['symbolic-ref', 'HEAD']).strip()
       self.branch = ShortBranchName(self.branchref)
     return self.branch
   def GetBranchRef(self):
     """Returns the full branch name, e.g. 'refs/heads/master'."""
     self.GetBranch()  # Poke the lazy loader.
@@ skipping 243 matching lines @@
   # Load Codereview settings and download hooks (if available).
   hooks = LoadCodereviewSettingsFromFile(urllib2.urlopen(url))
   for key, filename in (('predcommit', PREDCOMMIT_HOOK),
                         ('preupload', PREUPLOAD_HOOK)):
     if key in hooks:
       DownloadToFile(hooks[key], filename)
 
 
 def CmdStatus(args):
   parser = optparse.OptionParser(usage='git cl status [options]')
-  parser.add_option('--field', help='print only specific field (desc|id|url)')
+  parser.add_option('--field',
+                    help='print only specific field (desc|id|patch|url)')
   (options, args) = parser.parse_args(args)
 
   # TODO: maybe make show_branches a flag if necessary.
   show_branches = not options.field
 
   if show_branches:
     branches = RunGit(['for-each-ref', '--format=%(refname)', 'refs/heads'])
     if branches:
       print 'Branches associated with reviews:'
       for branch in sorted(branches.splitlines()):
         cl = Changelist(branchref=branch)
         print "  %10s: %s" % (cl.GetBranch(), cl.GetIssue())
 
   cl = Changelist()
   if options.field:
     if options.field.startswith('desc'):
       print cl.GetDescription()
     elif options.field == 'id':
-      print cl.GetIssue()
+      id = cl.GetIssue()
+      if id:
+        print id
+    elif options.field == 'patch':
+      patchset = cl.GetPatchset()
+      if patchset:
+        print patchset
     elif options.field == 'url':
-      print cl.GetIssueURL()
+      url = cl.GetIssueURL()
+      if url:
+        print url
   else:
     print
     print 'Current branch:',
     if not cl.GetIssue():
       print 'no issue assigned.'
       return 0
     print cl.GetBranch()
     print 'Issue number:', cl.GetIssue(), '(%s)' % cl.GetIssueURL()
     print 'Issue description:'
     print cl.GetDescription(pretty=True)
@@ skipping 467 matching lines @@
   command = argv[1]
   for name, _, func in COMMANDS:
     if name == command:
       return func(argv[2:])
   print 'unknown command: %s' % command
   Usage(argv[0])
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))