'>>> vtri = Validator()'

def __init__(self, functions=None):

    self.functions = {'': self._pass, 'integer': is_integer, 'float': is_float, 'boolean': is_boolean, 'ip_addr': is_ip_addr, 'string': is_string, 'list': is_list, 'tuple': is_tuple, 'int_list': is_int_list, 'float_list': is_float_list, 'bool_list': is_bool_list, 'ip_addr_list': is_ip_addr_list, 'string_list': is_string_list, 'mixed_list': is_mixed_list, 'pass': self._pass, 'option': is_option, 'force_list': force_list}
    if (functions is not None):
        self.functions.update(functions)
    self.baseErrorClass = ValidateError
    self._cache = {}
