public static void Initialize(Codecs codecs)
{
// .Net -> Python
codecs.Register <sbyte[]>(a => EncodeFast(a, Encode));
codecs.Register <short[]>(a => EncodeFast(a, Encode));
codecs.Register <int[]>(a => EncodeFast(a, Encode));
codecs.Register <long[]>(a => EncodeFast(a, Encode));
codecs.Register <bool[]>(a => EncodeFast(a, Encode));
codecs.Register <byte[]>(a => EncodeFast(a, Encode));
codecs.Register <ushort[]>(a => EncodeFast(a, Encode));
codecs.Register <uint[]>(a => EncodeFast(a, Encode));
codecs.Register <ulong[]>(a => EncodeFast(a, Encode));
codecs.Register <float[]>(a => EncodeFast(a, Encode));
codecs.Register <double[]>(a => EncodeFast(a, Encode));
codecs.Register <DateTime[]>(a => EncodeFast(a, Encode));
codecs.Register <TimeSpan[]>(a => EncodeFast(a, Encode));
codecs.Register <string[]>(a => EncodeSafe(a));
// Python -> .Net
codecs.Register("<class 'numpy.ndarray'>", Decode);
codecs.Register("<class 'numpy.bool_'>", p => p.As <bool>());
codecs.Register("<class 'numpy.uint8'>", p => p.As <byte>());
codecs.Register("<class 'numpy.uint16'>", p => p.As <ushort>());
codecs.Register("<class 'numpy.uint32'>", p => p.As <uint>());
codecs.Register("<class 'numpy.uint64'>", p => p.As <ulong>());
codecs.Register("<class 'numpy.int8'>", p => p.As <sbyte>());
codecs.Register("<class 'numpy.int16'>", p => p.As <short>());
codecs.Register("<class 'numpy.int32'>", p => p.As <int>());
codecs.Register("<class 'numpy.int64'>", p => p.As <long>());
codecs.Register("<class 'numpy.float32'>", p => p.As <float>());
codecs.Register("<class 'numpy.float64'>", p => p.As <double>());
}
public static void Initialize(Codecs codecs)
{
// .Net -> Python
codecs.Register <Dictionary <string, Array> >(Encode);
// Python -> .Net
codecs.Register("<class 'pandas.core.frame.DataFrame'>", DecodeDataFrame);
codecs.Register("<class 'pandas.core.series.Series'>", DecodeSeries);
codecs.Register("<class 'pandas._libs.tslibs.timestamps.Timestamp'>", DecodeTimestamp);
codecs.Register("<class 'pandas._libs.tslibs.timedeltas.TimeDelta'>", DateTimeCodec.DecodeTimeDelta);
}
public static void Initialize(Codecs codecs)
{
// .Net -> Python
codecs.Register <DateTime>(EncodeDateTime);
codecs.Register <TimeSpan>(EncodeTimeSpan);
// Python -> .Net
codecs.Register("<class 'datetime.date'>", DecodeDate);
codecs.Register("<class 'datetime.datetime'>", DecodeDateTime);
codecs.Register("<class 'datetime.time'>", DecodeTime);
codecs.Register("<class 'datetime.timedelta'>", DecodeTimeDelta);
}
private static PyObject Encode(Dictionary <string, Array> data)
{
using (var scope = Py.CreateScope())
{
dynamic pandas = scope.Import("pandas");
var pyDict = new PyDict();
foreach (var pair in data)
{
var series = pandas.Series(Codecs.Encode(pair.Value));
if (pair.Value is string[])
{
series = series.astype("string");
}
pyDict.SetItem(pair.Key, series);
}
return(pandas.DataFrame(pyDict));
}
}