def get_tr1(name):
tr1 = "<STR_LIT>"<EOL>if "<STR_LIT>" in name:<EOL><INDENT>tr1 = "<STR_LIT>"<EOL><DEDENT>return tr1<EOL>
In libstd++ the tr1 namespace needs special care.

    Return either an empty string or tr1::, useful for
    appending to search patterns.

    Args:
        name (str): the name of the declaration

    Returns:
        str: an empty string or "tr1::"