disabled.py throws error while execution

[Aamir Khan]

src/mailman/bin/disabled.py throws execution while trying to execute it using python.

$ python src/mailman/bin/disabled.py

Traceback (most recent call last):
  File "src/mailman/bin/disabled.py", line 22, in <module>
    from mailman import MailList
  File "/home/aamir/mailman-dev/mailman/src/mailman/bin/mailman.py", line 33, in <module>
    from mailman.app.finder import find_components
ImportError: No module named app.finder