public List <QuantBox.Data.Serializer.V2.PbTick> ReadOneFile(FileInfo file)
        {
            Stream _stream    = new MemoryStream();
            var    fileStream = file.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite);

            {
                try
                {
                    using (var zip = new SevenZipExtractor(fileStream))
                    {
                        zip.ExtractFile(0, _stream);
                        _stream.Seek(0, SeekOrigin.Begin);
                    }
                }
                catch (Exception ex)
                {
                    _stream = fileStream;
                    _stream.Seek(0, SeekOrigin.Begin);
                }
            }
            return(Serializer.Read(_stream));
        }