internal IntRange _CalcCellRange(PyObject key, Range seq)
{
if (key.IsNone())
{
return(new IntRange(1, seq.count));
}
if (key.IsInt())
{
return(new IntRange(
key.As <int>() + 1
));
}
if (key.IsSlice())
{
var range = new PyRangeAccess(key);
if (range.Step != null)
{
throw new Exception();
}
return(new IntRange(
range.Start?.As <int>() + 1 ?? 1,
range.Stop?.As <int>() ?? rows.count
));
}
throw new Exception($"key = {key}");
}
public Range get_item0_key(PyObject key)
{
using (Py.GIL())
{
if (key.IsString())
{
return(get_range(key.As <string>()));
}
if (key.IsSlice())
{
var range = new PyRangeAccess(key);
if (range.Start == null && range.Stop == null)
{
return(this);
}
if ((range.Start?.IsString() ?? false) &&
(range.Stop?.IsString() ?? false))
{
return(get_range($"{range.Start.As<string>()}{range.Stop.As<string>()}"));
}
}
throw new Exception("invaild type");
}
}
