571                     for i in xrange(*changeid.indices(len(self)))

   571                     for i in xrange(*changeid.indices(len(self)))

   572                     if i not in self.changelog.filteredrevs]

   572                     if i not in self.changelog.filteredrevs]

   573         return context.changectx(self, changeid)

   573         return context.changectx(self, changeid)

   574 

   574 

   575     def __contains__(self, changeid):

   575     def __contains__(self, changeid):

   576         try:

   580         try:

   577             self[changeid]

   581             self[changeid]

   578             return True

   582             return True

   579         except error.RepoLookupError:

   583         except error.RepoLookupError:

   580             return False

   584             return False