<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _split_packages(cls, include_packages):
 """ Split an iterable of packages into packages that need to be passed through, and those that need to have their disk location resolved. Some modules don't have a '__file__' attribute. AFAIK these aren't packages, so they can just be passed through to the includes as-is :return: 2-tuple of a list of the pass-through includes and the package_root_paths """

        passthrough_includes = set([
            six.text_type(package.__name__)
            for package in include_packages
            if not hasattr(package, '__file__')
        ])
        package_file_paths = dict([
            (six.text_type(os.path.abspath(package.__file__)), six.text_type(package.__name__))
            for package in include_packages
            if hasattr(package, '__file__')
        ])
        return passthrough_includes, package_file_paths