def get_url(self, bucket, label):
        if self.exists(bucket, label):
            root = "zip:file//%s" % os.path.abspath(self.zipfile)
            fn = self._zf(bucket, label)
            return "!/".join(root, fn)
        else:
            raise OFSFileNotFound
Get a URL that should point at the bucket:labelled resource. Aimed to aid web apps by allowing them to redirect to an open resource, rather than proxy the bitstream.
dataset/ETHPy150Open okfn/ofs/ofs/local/zipstore.py/ZOFS.get_url