private static void WriteDataset(long f, string name, Tensor data)
{
switch (data.dtype)
{
case TF_DataType.TF_FLOAT:
Hdf5.WriteDatasetFromArray <float>(f, name, data.numpy().ToMuliDimArray <float>());
break;
case TF_DataType.TF_DOUBLE:
Hdf5.WriteDatasetFromArray <double>(f, name, data.numpy().ToMuliDimArray <double>());
break;
case TF_DataType.TF_INT32:
Hdf5.WriteDatasetFromArray <int>(f, name, data.numpy().ToMuliDimArray <int>());
break;
case TF_DataType.TF_INT64:
Hdf5.WriteDatasetFromArray <long>(f, name, data.numpy().ToMuliDimArray <long>());
break;
default:
Hdf5.WriteDatasetFromArray <float>(f, name, data.numpy().ToMuliDimArray <float>());
break;
}
}
private long WriteDataset(string filename)
{
long tef2 = Hdf5.CreateFile(filename);
int[] blah = { 1, 2, 4, 5, 0 };
Hdf5.WriteDatasetFromArray <int>(tef2, "blah", blah);
Hdf5.CloseFile(tef2);
var what = "???"; // breakpoint in VS to test h5 file contents independently before next write step
tef2 = Hdf5.OpenFile(filename);
blah[4] = 6;
Hdf5.WriteDatasetFromArray <int>(tef2, "blah", blah); // This command throws several debug errors from PInvoke
var(success, result) = Hdf5.ReadDataset <int>(tef2, "blah");
Assert.IsTrue(success);
Assert.IsTrue(result.Cast <int>().SequenceEqual(blah));
// loading the hdf5 file shows it only has {1, 2, 4, 5, 0} stored.
return(tef2);
}
public void OverrideDataset()
{
string filename1 = "overridedataset1.h5";
long id = WriteDataset(filename1);
FileInfo fi = new FileInfo(filename1);
var l1 = fi.Length;
Hdf5.CloseFile(id);
File.Delete(filename1);
string filename = "overridedataset.h5";
Hdf5.Settings.EnableErrorReporting(true);
Hdf5.Settings.OverrideExistingData = true;
long tef2 = Hdf5.CreateFile(filename);
int[] blah = { 1, 2, 4, 5, 0 };
Hdf5.WriteDatasetFromArray <int>(tef2, "blah", blah);
Hdf5.CloseFile(tef2);
var what = "???"; // breakpoint in VS to test h5 file contents independently before next write step
tef2 = Hdf5.OpenFile(filename);
for (int i = 0; i < 10; i++)
{
blah[4] = i + i;
Hdf5.WriteDatasetFromArray <int>(tef2, "blah", blah);
}
var(success, result) = Hdf5.ReadDataset <int>(tef2, "blah");
Assert.IsTrue(success);
Assert.IsTrue(result.Cast <int>().SequenceEqual(blah));
FileInfo fi2 = new FileInfo(filename);
var l2 = fi.Length;
Hdf5.CloseFile(tef2);
File.Delete(filename);
Assert.IsTrue(l1 == l2);
}
public void OverrideAndIncreaseDataset()
{
string filename = "overrideandincreasedataset.h5";
Hdf5.Settings.EnableErrorReporting(true);
Hdf5.Settings.OverrideExistingData = true;
long id = Hdf5.CreateFile(filename);
int[] d1 = { 1, 2, 3, 4, 5 };
int[] d2 = { 11, 12, 13, 14, 15 };
Hdf5.WriteDatasetFromArray <int>(id, "d1", d1);
Hdf5.WriteDatasetFromArray <int>(id, "d2", d2);
Hdf5.CloseFile(id);
id = Hdf5.OpenFile(filename);
var(success, result) = Hdf5.ReadDataset <int>(id, "d1");
var(success1, result2) = Hdf5.ReadDataset <int>(id, "d2");
Hdf5.CloseFile(id);
int[] d3 = { 21, 22, 24, 25, 26, 27, 28, 29, 210 };
Assert.IsTrue(success);
Assert.IsTrue(result.Cast <int>().SequenceEqual(d1));
Assert.IsTrue(success1);
Assert.IsTrue(result2.Cast <int>().SequenceEqual(d2));
id = Hdf5.OpenFile(filename);
Hdf5.WriteDatasetFromArray <int>(id, "d1", d3);
Hdf5.CloseFile(id);
id = Hdf5.OpenFile(filename);
var(success3, result3) = Hdf5.ReadDataset <int>(id, "d1");
var(success4, result4) = Hdf5.ReadDataset <int>(id, "d2");
Hdf5.CloseFile(id);
Assert.IsTrue(success3);
Assert.IsTrue(result3.Cast <int>().SequenceEqual(d3));
Assert.IsTrue(success4);
Assert.IsTrue(result4.Cast <int>().SequenceEqual(d2));
}