setuptools import loop

Not sure how I triggered this.

new cookiecutter project;
git tag 1.0.0;
python setup.py egg_info
Traceback (most recent call last):
  File "setup.py", line 18, in <module>
    import setuptools
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/setuptools/__init__.py", line 12, in <module>
    from setuptools.extension import Extension
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/setuptools/extension.py", line 7, in <module>
    from setuptools.dist import _get_unpatched
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/setuptools/dist.py", line 17, in <module>
    import pkg_resources
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 2849, in <module>
    add_activation_listener(lambda dist: dist.activate())
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 755, in subscribe
    callback(dist)
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 2849, in <lambda>
    add_activation_listener(lambda dist: dist.activate())
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 2392, in activate
    declare_namespace(pkg)
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 1979, in declare_namespace
    _handle_ns(packageName, path_item)
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/pkg_resources.py", line 1946, in _handle_ns
    loader.load_module(packageName)
  File "/usr/lib/python2.7/pkgutil.py", line 246, in load_module
    mod = imp.load_module(fullname, self.file, self.filename, self.etc)
  File "/home/robertc/work/oslo/oslo/__init__.py", line 19, in <module>
    'oslo').version_string()
  File "/home/robertc/work/pbr/pbr/version.py", line 475, in version_string
    return self.semantic_version().brief_string()
  File "/home/robertc/work/pbr/pbr/version.py", line 470, in semantic_version
    self._semantic = self._get_version_from_pkg_resources()
  File "/home/robertc/work/pbr/pbr/version.py", line 456, in _get_version_from_pkg_resources
    from pbr import packaging
  File "/home/robertc/work/pbr/pbr/packaging.py", line 40, in <module>
    from setuptools.command import easy_install
  File "/home/robertc/.virtualenvs/openstack/local/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 35, in <module>
    from setuptools import Command, _dont_write_bytecode
ImportError: cannot import name Command