def _arguments_str_from_dictionary(options):
    """
    Convert method options passed as a dictionary to a str object
    having the form of the method arguments
    """
    option_string = ""
    for k in options:
        if isinstance(options[k], str):
            option_string += k+"='"+str(options[k])+"',"
        else:
            option_string += k+"="+str(options[k])+","
    option_string = option_string.strip(',')

    return option_string