165                 pc.append(p)

   165                 pc.append(p)

   166             parents[c] = pc

   166             parents[c] = pc

   167 

   167 

   168     def toposort(self, parents, sortmode):

   168     def toposort(self, parents, sortmode):

   169         '''Return an ordering such that every uncommitted changeset is

   169         '''Return an ordering such that every uncommitted changeset is

   171 

   171 

   172         def mapchildren(parents):

   172         def mapchildren(parents):

   173             """Return a (children, roots) tuple where 'children' maps parent

   173             """Return a (children, roots) tuple where 'children' maps parent

   174             revision identifiers to children ones, and 'roots' is the list of

   174             revision identifiers to children ones, and 'roots' is the list of

   175             revisions without parents. 'parents' must be a mapping of revision

   175             revisions without parents. 'parents' must be a mapping of revision