def _get_forbidden_symbols():
    """
    Returns a list of symbol codes representing statements that are *not*
    wanted in configuration files.
    """
    try:
        # Python 2.5:
        symlst = [symbol.break_stmt, symbol.classdef, symbol.continue_stmt,
                  symbol.decorator, symbol.decorators, symbol.eval_input,
                  symbol.except_clause, symbol.exec_stmt, symbol.flow_stmt,
                  symbol.for_stmt, symbol.fpdef, symbol.fplist, symbol.funcdef,
                  symbol.global_stmt, symbol.import_as_name, symbol.import_as_names,
                  symbol.import_from, symbol.import_name, symbol.import_stmt,
                  symbol.lambdef, symbol.old_lambdef, symbol.print_stmt,
                  symbol.raise_stmt, symbol.try_stmt, symbol.while_stmt,
                  symbol.with_stmt, symbol.with_var, symbol.yield_stmt,
                  symbol.yield_expr]
        
    except AttributeError:
        # Python 2.4:        
        symlst = [symbol.break_stmt, symbol.classdef, symbol.continue_stmt,
                  symbol.decorator, symbol.decorators, symbol.eval_input,
                  symbol.except_clause, symbol.exec_stmt, symbol.flow_stmt,
                  symbol.for_stmt, symbol.fpdef, symbol.fplist, symbol.funcdef,
                  symbol.global_stmt, symbol.import_as_name, symbol.import_as_names,
                  symbol.import_from, symbol.import_name, symbol.import_stmt,
                  symbol.lambdef, symbol.print_stmt, symbol.raise_stmt,
                  symbol.try_stmt, symbol.while_stmt]
    
    return symlst

    Returns a list of symbol codes representing statements that are *not*
    wanted in configuration files.
    
recipes/Python/576404_Python_config_file_parser/recipe-576404.py