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How to use _check_add_arg method in avocado

Best Python code snippet using avocado_python

pmem.py

Source:pmem.py

...329        if key in kwargs and kwargs[key]:330            return True331        return False332    @staticmethod333    def _check_add_arg(args_dict, key, kwargs, pop=False):334        if PMem._check_arg(key, kwargs):335            if pop:336                return " %s" % args_dict[key] % kwargs.pop(key)337            return " %s" % args_dict[key] % kwargs.get(key)338        return ""339    @staticmethod340    def _filter_ns_infoblock(namespace, args_dict, kwargs):341        args = ""342        if namespace == "all":343            for key in ['region', 'bus']:344                args += PMem._check_add_arg(args_dict, key, kwargs, pop=True)345        return args346    def write_infoblock(self, namespace='', stdout=False, output=None,347                        **kwargs):348        """349        Write an infoblock to the specified medium.350        :param namespace: Write the infoblock to given namespace351        :param stdout: Write the infoblock to stdout if True352        :param output: Write the infoblock to the file path specified353        :param kwargs:354        Example:355           pmem.write_infoblock(namespace=ns_name, align=align,356                                size=size, mode='devdax')357        :return: True if command succeeds358        :rtype: bool359        :raise: :class:`PMemException`, if command fails.360        """361        if not (namespace or stdout or output):362            raise PMemException("Specify at least one output medium")363        args_dict = {'region': '-r %s', 'bus': '-b %s', 'mode': '-m %s',364                     'memmap': '-M %s', 'size': '-s %s', 'align': '-a %s',365                     'uuid': '-u %s', 'parent_uuid': '-p %', 'offset': '-O %s'}366        if namespace:367            args = namespace368        elif stdout:369            args = "-c"370        elif output:371            args = "-o %s" % output372        args += self._filter_ns_infoblock(namespace, args_dict, kwargs)373        args += " %s" % args_dict['mode'] % kwargs.pop('mode', 'fsdax')374        args += " %s" % args_dict['memmap'] % kwargs.pop('memmap', 'dev')375        for key, value in kwargs.items():376            if not value:377                continue378            if key in args_dict:379                args += " %s" % args_dict[key] % value380            else:381                raise PMemException("Input not supported for write-infoblock")382        write_cmd = "%s write-infoblock %s" % (self.ndctl, args)383        if process.system(write_cmd, shell=True, ignore_status=True):384            raise PMemException("write-infoblock command failed")385        return True386    def read_infoblock(self, namespace='', inp_file='', **kwargs):387        """388        Read an infoblock from the specified medium389        :param namespace: Read the infoblock from given namespace390        :param inp_file: Input file to read the infoblock from391        :param kwargs:392        Example:393           self.plib.read_infoblock(namespace=ns_name, json_form=True)394        :return: By default return list of json objects, if json_form is True395                 Return as raw data, if json_form is False396                 Return file path if op_file is specified397        :raise: :class:`PMemException`, if command fails.398        """399        if not (namespace or inp_file):400            raise PMemException("Namespace or input file must be specified")401        args_dict = {"region": "-r %s", "bus": "-b %s", "op_file": "-o %s"}402        if namespace:403            args = namespace404        elif inp_file:405            args = "-i %s" % inp_file406        args += self._filter_ns_infoblock(namespace, args_dict, kwargs)407        args += self._check_add_arg(args_dict, 'op_file', kwargs)408        json_form = kwargs.pop('json_form', True)409        verify = kwargs.pop('verify', False)410        if verify:411            args += " -V"412        if json_form:413            args += " -j"414        read_cmd = "%s read-infoblock %s" % (self.ndctl, args)415        ret = process.run(read_cmd, shell=True, ignore_status=True)416        if ret.exit_status:417            raise PMemException("read-infoblock command failed")418        if self._check_arg('op_file', kwargs):419            return kwargs.get('op_file')420        read_op = ret.stdout.decode()421        if json_form:...

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