def assert_relative(path):
    if not os.path.isabs(path):
        return path
    from distutils.errors import DistutilsSetupError
    raise DistutilsSetupError(
"""Error: setup script specifies an absolute path:

    %s

setup() arguments must *always* be /-separated paths relative to the
setup.py directory, *never* absolute paths.
""" % path
    )
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/setuptools-0.6c11/setuptools/command/build_py.py/assert_relative/original