public static NDArray astype(NDArray x, DType dtype)
{
if (x.dtype == dtype)
{
return(x);
}
var array = (Array)x.data.Clone();
switch (dtype)
{
case DType.Float32:
array = array.Cast <float>().ToArray();
break;
case DType.Float64:
array = array.Cast <double>().ToArray();
break;
case DType.Int8:
array = array.Cast <sbyte>().ToArray();
break;
case DType.Int16:
array = array.Cast <short>().ToArray();
break;
case DType.Int32:
array = array.Cast <int>().ToArray();
break;
case DType.Int64:
array = array.Cast <long>().ToArray();
break;
case DType.UInt8:
array = array.Cast <byte>().ToArray();
break;
case DType.UInt16:
array = array.Cast <ushort>().ToArray();
break;
case DType.UInt32:
array = array.Cast <uint>().ToArray();
break;
case DType.UInt64:
array = array.Cast <ulong>().ToArray();
break;
case DType.Bool:
array = array.Cast <bool>().ToArray();
break;
default:
break;
}
return(new NDArray(array).reshape(x.shape));
}
public static (int, int, int) iinfo(NDArray obj) => throw new NotImplementedException();