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How to use _read_stat_data method in yandex-tank

Best Python code snippet using yandex-tank

reader.py

Source:reader.py

...106            reqps = 0107            if 0 <= offset < len(self.phantom_info.steps):108                reqps = self.phantom_info.steps[offset][0]109            yield self.stats_item(chunk_date - 1, instances, reqps)110    def _read_stat_data(self, stat_file):111        chunk = stat_file.read(self.cache_size)112        if chunk:113            self.stat_buffer += chunk114            parts = self.stat_buffer.rsplit('\n},', 1)115            if len(parts) > 1:116                ready_chunk = parts[0]117                self.stat_buffer = parts[1]118                return self._format_chunk(ready_chunk)119        else:120            self.stat_buffer += stat_file.readline()121        return None122    def _format_chunk(self, chunk):123        chunks = [json.loads('{%s}}' % s) for s in chunk.split('\n},')]124        return list(itt.chain(*(self._decode_stat_data(chunk) for chunk in chunks)))125    @property126    def start_time(self):127        if self._start_time is None:128            self._start_time = int(self.get_start_time())129        return 0 if self._start_time is None else self._start_time130    def __iter__(self):131        """132        Union buffer and chunk, split using '\n},',133        return splitted parts134        """135        with open(self.stat_filename, 'r') as stat_file:136            while not self.closed:137                yield self._read_stat_data(stat_file)138            # read end:139            data = self._read_stat_data(stat_file)140            while data:141                yield data142                data = self._read_stat_data(stat_file)143            # buffer is always included144    def close(self):...

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