can't find module 'core.utils.dist' when installing

[aredridel]

:; python setup.py build
running update_version
no version-control data found, leaving _version.py alone
running develop
Not found: ../tahoe-deps
running egg_info
writing requirements to src/allmydata_tahoe.egg-info/requires.txt
writing src/allmydata_tahoe.egg-info/PKG-INFO
writing top-level names to src/allmydata_tahoe.egg-info/top_level.txt
writing dependency_links to src/allmydata_tahoe.egg-info/dependency_links.txt
writing entry points to src/allmydata_tahoe.egg-info/entry_points.txt
writing requirements to src/allmydata_tahoe.egg-info/requires.txt
writing src/allmydata_tahoe.egg-info/PKG-INFO
writing top-level names to src/allmydata_tahoe.egg-info/top_level.txt
writing dependency_links to src/allmydata_tahoe.egg-info/dependency_links.txt
writing entry points to src/allmydata_tahoe.egg-info/entry_points.txt
Traceback (most recent call last):
  File "setup.py", line 452, in <module>
    **setup_args
  File "/usr/share/python2.7/distutils/core.py", line 152, in setup
  File "/usr/share/python2.7/distutils/dist.py", line 953, in run_commands
  File "/usr/share/python2.7/distutils/dist.py", line 972, in run_command
  File "/home/users/aredridel/allmydata-tahoe-1.10.0/setuptools-0.6c16dev4.egg/setuptools/command/develop.py", line 23, in run
    self.old_run()
  File "/home/users/aredridel/allmydata-tahoe-1.10.0/setuptools-0.6c16dev4.egg/setuptools/command/develop.py", line 33, in old_run
    self.install_for_development()
  File "/home/users/aredridel/allmydata-tahoe-1.10.0/setuptools-0.6c16dev4.egg/setuptools/command/develop.py", line 86, in install_for_development
    self.run_command('egg_info')
  File "/usr/share/python2.7/distutils/cmd.py", line 326, in run_command
  File "/usr/share/python2.7/distutils/dist.py", line 972, in run_command
  File "/home/users/aredridel/allmydata-tahoe-1.10.0/setuptools-0.6c16dev4.egg/setuptools/command/egg_info.py", line 169, in run
    writer = ep.load(installer=installer)
  File "/home/users/aredridel/allmydata-tahoe-1.10.0/setuptools-0.6c16dev4.egg/pkg_resources.py", line 1981, in load
    entry = __import__(self.module_name, globals(),globals(), ['__name__'])
ImportError: No module named core.utils.dist