Traceback (most recent call last):
  File "/usr/bin/pydoctor", line 2, in <module>
    from pydoctor.driver import main
  File "/var/lib/python-support/python2.6/pydoctor/driver.py", line 1, in <module>
    from pydoctor import model, html, astbuilder, liveobjectchecker
  File "/var/lib/python-support/python2.6/pydoctor/model.py", line 11, in <module>
    from pydoctor import ast_pp
  File "/var/lib/python-support/python2.6/pydoctor/ast_pp.py", line 116
     for (mod, as) in node.names:
                ^
 SyntaxError: invalid syntax