def find_project(name): """ Return the nearest unique match for name. """ best_match = None for pn in trees.keys(): if pn.startswith(name): if best_match: raise ValueError, "ambiguous prefix %s" % name else: best_match = pn if not best_match: raise ValueError, "nothing matches %s" % name else: return trees[best_match]
def list_projects(): names = trees.keys() names.sort() for n in names: print n