--- a/mercurial/commands.py	Tue Nov 22 18:46:50 2016 +0530
+++ b/mercurial/commands.py	Wed Aug 17 21:07:22 2016 -0700
@@ -1867,74 +1867,6 @@
     with repo.wlock(False):
         return cmdutil.copy(ui, repo, pats, opts)
 
-@command('debugbundle',
-        [('a', 'all', None, _('show all details')),
-         ('', 'spec', None, _('print the bundlespec of the bundle'))],
-        _('FILE'),
-        norepo=True)
-def debugbundle(ui, bundlepath, all=None, spec=None, **opts):
-    """lists the contents of a bundle"""
-    with hg.openpath(ui, bundlepath) as f:
-        if spec:
-            spec = exchange.getbundlespec(ui, f)
-            ui.write('%s\n' % spec)
-            return
-
-        gen = exchange.readbundle(ui, f, bundlepath)
-        if isinstance(gen, bundle2.unbundle20):
-            return _debugbundle2(ui, gen, all=all, **opts)
-        _debugchangegroup(ui, gen, all=all, **opts)
-
-def _debugchangegroup(ui, gen, all=None, indent=0, **opts):
-    indent_string = ' ' * indent
-    if all:
-        ui.write(("%sformat: id, p1, p2, cset, delta base, len(delta)\n")
-                 % indent_string)
-
-        def showchunks(named):
-            ui.write("\n%s%s\n" % (indent_string, named))
-            chain = None
-            for chunkdata in iter(lambda: gen.deltachunk(chain), {}):
-                node = chunkdata['node']
-                p1 = chunkdata['p1']
-                p2 = chunkdata['p2']
-                cs = chunkdata['cs']
-                deltabase = chunkdata['deltabase']
-                delta = chunkdata['delta']
-                ui.write("%s%s %s %s %s %s %s\n" %
-                         (indent_string, hex(node), hex(p1), hex(p2),
-                          hex(cs), hex(deltabase), len(delta)))
-                chain = node
-
-        chunkdata = gen.changelogheader()
-        showchunks("changelog")
-        chunkdata = gen.manifestheader()
-        showchunks("manifest")
-        for chunkdata in iter(gen.filelogheader, {}):
-            fname = chunkdata['filename']
-            showchunks(fname)
-    else:
-        if isinstance(gen, bundle2.unbundle20):
-            raise error.Abort(_('use debugbundle2 for this file'))
-        chunkdata = gen.changelogheader()
-        chain = None
-        for chunkdata in iter(lambda: gen.deltachunk(chain), {}):
-            node = chunkdata['node']
-            ui.write("%s%s\n" % (indent_string, hex(node)))
-            chain = node
-
-def _debugbundle2(ui, gen, all=None, **opts):
-    """lists the contents of a bundle2"""
-    if not isinstance(gen, bundle2.unbundle20):
-        raise error.Abort(_('not a bundle2 file'))
-    ui.write(('Stream params: %s\n' % repr(gen.params)))
-    for part in gen.iterparts():
-        ui.write('%s -- %r\n' % (part.type, repr(part.params)))
-        if part.type == 'changegroup':
-            version = part.params.get('version', '01')
-            cg = changegroup.getunbundler(version, part, 'UN')
-            _debugchangegroup(ui, cg, all=all, indent=4, **opts)
-
 @command('debugcreatestreamclonebundle', [], 'FILE')
 def debugcreatestreamclonebundle(ui, repo, fname):
     """create a stream clone bundle file