def _argLineno(lexer, text):
    """
    Return a dictionary of the lexer in use, line number at the moment, and line number
    post evaluation of text (useful for passing to interpreter constructors)
    :param lexer: Current lexer instance in use
    :param text: Text being evaluated
    """
    lineno = lexer.lineno
    nextlineno = lineno + text.count('\n')
    return {'lexer': lexer, 'lineno': lineno, 'nextlineno': nextlineno}
