def __pretty_hdrprotection(self):
        if self.opt.output_file == None:
            filename = "pycrc_stdout"
        else:
            filename = os.path.basename(self.opt.output_file)
        out_str = "".join([s.upper() if s.isalnum() else "_" for s in filename])
        return "__" + out_str + "__"


    # function __get_underlying_crc_t
    ###############################################################################
Initializes the context object and loads associations for resource id.
dataset/ETHPy150Open tpircher/pycrc/crc_symtable.py/SymbolTable.__pretty_hdrprotection--crossover with--dataset/ETHPy150Open ooici/pyon/pyon/ion/resource.py/ExtendedResourceContainer._prepare_context