debugshell: add function to embed ipython

contrib/debugshell.py

@@ -1,26 +1,34 b''
 # debugshell extension
 """a python shell with repo, changelog & manifest objects"""
 
 import mercurial
 import code
 
 def pdb(ui, repo, msg, **opts):
     objects = {
         'mercurial': mercurial,
         'repo': repo,
         'cl': repo.changelog,
         'mf': repo.manifest,
     }
 
     code.interact(msg, local=objects)
 
+def ipdb(ui, repo, msg, **opts):
+    import IPython
+
+    cl = repo.changelog
+    mf = repo.manifest
+
+    IPython.embed()
+
 def debugshell(ui, repo, **opts):
     bannermsg = "loaded repo : %s\n" \
                 "using source: %s" % (repo.root,
                                       mercurial.__path__[0])
 
     pdb(ui, repo, bannermsg, **opts)
 
 cmdtable = {
     "debugshell|dbsh": (debugshell, [])
 }