private static void WriteSummary(NotebookMonitor monitor, TextWriter writer)
{
var summary = new List <IHtmlContent>();
if (monitor.BestTrial != null)
{
var bestTrialParam = JsonSerializer.Serialize(monitor.BestTrial.TrialSettings.Parameter, new JsonSerializerOptions()
{
WriteIndented = true,
});
summary.Add(h3("Best Trial"));
summary.Add(p($"Id: {monitor.BestTrial.TrialSettings.TrialId}"));
summary.Add(p($"Trainer: {monitor.BestTrial.TrialSettings.Pipeline}".Replace("Unknown=>", "")));
summary.Add(p($"Parameters: {bestTrialParam}"));
}
if (monitor.ActiveTrial != null)
{
var activeTrialParam = JsonSerializer.Serialize(monitor.ActiveTrial.Parameter, new JsonSerializerOptions()
{
WriteIndented = true,
});
summary.Add(h3("Active Trial"));
summary.Add(p($"Id: {monitor.ActiveTrial.TrialId}"));
summary.Add(p($"Trainer: {monitor.ActiveTrial.Pipeline}".Replace("Unknown=>", "")));
summary.Add(p($"Parameters: {activeTrialParam}"));
}
writer.Write(div(summary));
}
private static void WriteTable(NotebookMonitor notebookMonitor, TextWriter writer)
{
var tableHeader = new List <IHtmlContent>();
tableHeader.Add(h3("All Trials Table"));
writer.Write(div(tableHeader));
Formatter.GetPreferredFormatterFor(typeof(DataFrame), "text/html").Format(notebookMonitor.TrialData, writer);
}
private static void WriteChart(NotebookMonitor monitor, TextWriter writer)
{
var x = monitor.CompletedTrials.Select(x => x.TrialSettings.TrialId);
var y = monitor.CompletedTrials.Select(x => x.Metric);
var chart = Chart.Point <int, double, string>(x, y, "Plot Metrics over Trials.")
.WithTraceInfo(ShowLegend: false)
.WithXAxisStyle <double, double, string>(TitleText: "Trial", ShowGrid: false)
.WithYAxisStyle <double, double, string>(TitleText: "Metric", ShowGrid: false);
var chartHeader = new List <IHtmlContent>();
chartHeader.Add(h3("Plot Metrics over Trials"));
writer.Write(div(chartHeader));
Formatter.GetPreferredFormatterFor(typeof(Plotly.NET.GenericChart.GenericChart), "text/html").Format(chart, writer);
// Works around issue with earlier versions of Plotly.NET - https://github.com/plotly/Plotly.NET/pull/305
if (writer.ToString().EndsWith("</div \r\n"))
{
writer.Write(">");
}
}