59         _, old, new = line[1:].split('\t', 2)  variable
61         if old.endswith('.rst') and new.endswith('.rst'):
62             old = normalize(old)  variable
65             name = names.get(old)
67                 name = Name(old)
69                 del names[old]
78         _, old = line.split('\t', 1)  variable
80         if old.endswith('.rst'):
81             old = normalize(old)  variable
85             name = names.get(old)
89                 del names[old]