Traceback (most recent call last):


 "tools/compute_tracks.py", line 20, in <module>

from core.config import (
ImportError: cannot import name cfg_from_file


Traceback (most recent call last):


 "<string>", line 1, in <module>


 "/tmp/pip-wheel-HXhM4G/future/setup.py", line 180, in <module>

**setup_kwds


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/setuptools/__init__.py", line 162, in setup

return distutils.core.setup(**attrs)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/distutils/core.py", line 137, in setup

ok = dist.parse_command_line()


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/setuptools/dist.py", line 707, in parse_command_line

result = _Distribution.parse_command_line(self)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/distutils/dist.py", line 467, in parse_command_line

args = self._parse_command_opts(parser, args)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/setuptools/dist.py", line 1014, in _parse_command_opts

nargs = _Distribution._parse_command_opts(self, parser, args)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/distutils/dist.py", line 523, in _parse_command_opts

cmd_class = self.get_command_class(command)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/setuptools/dist.py", line 834, in get_command_class

self.cmdclass[command] = cmdclass = ep.load()


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2443, in load

return self.resolve()


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2449, in resolve

module = __import__(self.module_name, fromlist=['__name__'], level=0)


 "/home/lu/anaconda3/envs/vn/lib/python2.7/site-packages/wheel/bdist_wheel.py", line 26, in <module>

from .macosx_libfile import calculate_macosx_platform_tag

ImportError: No module named macosx_libfile
