def new_build_state(self, path_cache=None):
        if path_cache is None:
            path_cache = PathCache(self.env)
        return BuildState(self, path_cache)
Normalize path, eliminating double slashes, etc.
dataset/ETHPy150Open lektor/lektor/lektor/builder.py/Builder.new_build_state--crossover with--dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/posixpath.py/normpath