narinfo.py 文件源码

def import_to_store(self, compressed_nar):
        """Given a compressed NAR, extract it and import it into the nix store.

        :param compressed_nar: The bytes of a NAR, compressed.
        :type  compressed_nar: ``str``
        """
        # Figure out how to extract the content.
        if self.compression.lower() in ("xz", "xzip"):
            data = lzma.decompress(compressed_nar)
        elif self.compression.lower() in ("bz2", "bzip2"):
            data = bz2.decompress(compressed_nar)
        else:
            data = gzip.decompress(compressed_nar)

        # Once extracted, convert it into a nix export object and import.
        export = self.nar_to_export(data)
        imported_path = export.import_to_store()