Adam Klein

Frame.ReadCsv infer types / schema interaction is wonky

1

If you provide a schema, then you must not have inferTypes = false, or else the schema is ignored. This seems wrong. If we provide a schema, inferTypes should be...

I noticed that `Zip` returns a series of opt 'T \* opt 'T, whereas `ZipInner` returns series of 'T \* 'T. Besides API confusion, I think the result is unintuitive:...

Lazy series interaction with Sample is broken

3

A little subtle, giving a full example: ``` public static async Task LazyData(DateTime d1, DateTime d2) { var ts = new SeriesBuilder(); var d0 = d1; var v = 0.0;...

Slow aggregations

2

We should have a way to do faster groupby + aggregation. Here is an example: First, some ceremony to construct the frame: ``` type System.Random with member this.GetValues(minValue, maxValue) =...

Csv schema column names with parenthesis don't work

2

If we have a schema ``` "Na( )me (type)" ``` This is parsed correctly without RightToLeft, but when RightToLeft is used, it is not, ie the Name is "Na" and...

Certain double values throw NumberFormatExceptions

1

Double.PositiveInfinity, Double.NaN, etc. In my local branch I've got: ``` scala implicit object DoubleFormat extends Format[Double] { def writes(o: Double) = try { JsValue.apply(o) } catch { // we need...