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How to use read_keyval method in autotest

Best Python code snippet using autotest_python

parsing.py

Source:parsing.py

...39    def read_comment(self, value):40        matches = self.comment_matcher(value)41        if matches:42            return matches.group('comment')43    def read_keyval(self, value):44        return read_keyval(value)45    def _read(self, contents):46        data = defaultdict(OrderedDict)47        section = None48        options = None49        option_name, option_value = None, None50        spaces = ' ' * self.tab_indent51        def clean(line):52            line = line.replace('\t', spaces)53            return line54        for i, line in enumerate(contents.splitlines(False)):55            line = clean(line)56            comment = self.comment_matcher(line)57            if comment:58                logger.debug('got comment', comment.group('comment'))59                continue60            elif not line:61                continue62            elif line.startswith('[') and line.strip().endswith(']'):63                section = line.strip()[1:-1]64                options = data[section]65                continue66            elif line and line[0] != ' ':67                # an option_name?68                n, v = self.read_keyval(line)69                if not n:70                    break71                if n and v in ('', None):72                    # an open option73                    option_name = n74                    option_value = WaitingValue(section, option_name)75                    options[option_name] = option_value76                    continue77                elif n and v:78                    # a self clausing option79                    option_name, option_value = n, v80                    options[n] = InlinedValue(section, n, v)81                    option_name, option_value = None, None82                    continue83                raise ParsingError(repr(line), i, option_value)84            if isinstance(option_value, WaitingValue):85                # a waiting value!86                option_value = MultilineValue(section,87                                              option_name,88                                              line)89                options[option_name] = option_value90                continue91            elif isinstance(option_value, MultilineValue):92                # a multiline value93                option_value.value += '\n' + line94                continue95            else:96                raise ParsingError(repr(line), i, option_value)97        # and now resolve data98        response = defaultdict(OrderedDict)99        for section, options in data.items():100            opts = response[section]101            for name, value in options.items():102                opts[name] = value.resolve()103        return self._sections.update(response)104    def defaults(self):105        return dict(self._defaults)106    def has_option(self, section, option):107        """docstring for get"""108        try:109            self.get(section, option)110        except NoOptionError:111            return False112        return True113    def has_section(self, section):114        for provider in (self._user, self._sections, self._defaults):115            if section in provider:116                return True117        return False118    def sections(self):119        """docstring for sections"""120        merged = set()121        for provider in (self._user, self._sections, self._defaults):122            merged.update(provider.keys())123        return sorted(merged)124    def options(self, section):125        merged = set()126        defined = False127        for provider in (self._user, self._sections, self._defaults):128            try:129                merged.update(provider[section].keys())130                defined = True131            except KeyError:132                pass133        if not defined:134            raise NoSectionError('section {} is not defined'.format(section))135        return sorted(merged)136    def items(self, section):137        merged = dict()138        defined = False139        for provider in (self._defaults, self._sections, self._user):140            try:141                merged.update(provider[section])142                defined = True143            except KeyError:144                pass145        if not defined:146            raise NoSectionError('section {} is not defined'.format(section))147        return merged.items()148    def get(self, section, option):149        """150        Get an option value for the named section.151        """152        for provider in (self._user, self._sections, self._defaults):153            try:154                return provider[section][option]155            except KeyError:156                pass157        raise NoOptionError(option, section)158    def getint(self, section, option):159        """160        A convenience method which coerces the option in the specified section161        to an integer.162        """163        return int(self.get(section, option))164    def getfloat(self, section, option):165        """166        A convenience method which coerces the option in the specified section167        to a floating point number.168        """169        return float(self.get(section, option))170    def getboolean(self, section, option):171        """172        A convenience method which coerces the option in the specified section173        to a floating point number.174        """175        value = self.get(section, option)176        if str(value).lower() in ('1', 'yes', 'true', "on"):177            return True178        if str(value).lower() in ('0', 'no', 'false', 'off'):179            return False180        raise ValueError('cannot use it as a boolean value')181    def getmulti(self, section, option, nested=False):182        """183        A convenience method which coerces the option in the specified section184        to a list value.185        for example, this configuration file::186            [section]187            foo =188                bar189                baz190        will be parsed has::191            assert parser.getmulti('section', 'foo') == ['bar', 'baz']192        """193        data = self.get(section, option)194        if '\n' not in data and self.read_keyval(data)[0] is None:195            # oneliner version196            return data.strip().split()197        # block version198        if not nested:199            return [element for element in data.strip().split('\n')]200        def walk(data):201            """docstring for walk"""202            response = []203            option_name = None204            option_value = None205            for element in data.split('\n'):206                if element and element.startswith(' '):207                    option_value.append(element)208                    continue209                if option_name:210                    response.append({option_name: walk(dedent('\n'.join(option_value)))})211                    option_name = None212                    option_value = None213                n, v = self.read_keyval(element)214                if not n:215                    response.append(element)216                    option_name = None217                    option_value = None218                    continue219                elif v:220                    response.append({n: v})221                    option_name = None222                    option_value = None223                    continue224                option_name = n225                option_value = []226            if option_name:227                response.append({option_name: walk(dedent('\n'.join(option_value)))})228            return response229        return walk(data)230    def getfile(self, section, option):231        """232        A convenience method which loads the content of option.233        """234        with open(self.get(section, option), 'r') as file:235            return file.read()236    def getcsv(self, section, option):237        """238        A convenience method which coerces the option in the specified section239        to a list value.240        for example, this configuration file::241            [section]242            foo = bar, baz quux243            quux = bar baz244        will be parsed has::245            assert parser.getcsv('section', 'foo') == ['bar', 'baz quux']246            assert parser.getcsv('section', 'quux') == ['bar', 'baz']247        """248        elements = self.get(section, option)249        splitter = ',' if ',' in elements else None250        return [element.strip() for element in elements.split(splitter)]251class InlinedValue(object):252    def __init__(self, section, key, value):253        self.section = section254        self.key = key255        self.value = value256    def resolve(self):257        return self.value258class MultilineValue(object):259    def __init__(self, section, key, value):260        self.section = section261        self.key = key262        self.value = value263    def resolve(self):264        value = dedent(self.value)265        if value and value.startswith(' '):266            msg = 'Mixed indentations levels in {}:{}:\n{!r}'267            raise ValueError(msg.format(self.section, self.key, value))268        return value269    def __str__(self):270        return '{}'.format(self.value)271    def __repr__(self):272        return '{!r}'.format(self.value)273class WaitingValue(object):274    def __init__(self, section, key):275        self.section = section276        self.key = key277    def resolve(self):278        return None279keyval_matcher = re.compile("""280    ^(?P<key>.+?)281    \s*282    (?<![<>=!])=283    \s*284    (?P<value>.+?)?285    \s*$286""", re.X).match287def read_keyval(data):288    """docstring for read_keyval"""289    matches = keyval_matcher(data)290    if not matches:291        return None, None292    else:...

regression.py

Source:regression.py

...8        Compare two (old, new) keyvalue files9        compare_list: list of tuples ('field_name', 'regression_op')10        regression_op(a,b) return 0 if not regression, and ~0 otherwise11        """12        kv_old = utils.read_keyval(old)13        kv_new = utils.read_keyval(new)14        failed = 015        first_regression = None16        logging.info('========= Comparison table for %30s =========' % self.tagged_testname)17        logging.info("%20s | %10s | %10s | %10s | %10s | %s" % ('field name', 'old value', 'new value', 'cmp res', 'status', 'cmp function'))18        for field, cmpfn in compare_list:19            if not field in kv_old:20                raise error.TestError('Cant not find field:%s in %s' % (field, old + '/keyval'))21            if not field in kv_new:22                raise error.TestError('Cant not find field:%s in %s' % (field, new + '/keyval'))23            res = cmpfn(kv_old[field], kv_new[field])24            if res:25                failed += 126                msg = 'FAIL'27                if not first_regression:...

test_parsing.py

Source:test_parsing.py

...25            '    pattern2',26            '    pattern3'27        ]28    def test_keyval(self):29        assert read_keyval('foo') == (None, None)30        assert read_keyval('foo = bar') == ('foo', 'bar')31        assert read_keyval('foo = ') == ('foo', None)32        assert read_keyval('foo >= bar = baz') == ('foo >= bar', 'baz')33        assert read_keyval('foo = bar >= baz') == ('foo', 'bar >= baz')...

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