public void WriteReadAndEditAttribute()
{
string filename = Path.Combine(folder, "WriteReadAndEditAttribute.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateOrOpenGroup(fileId, "test");
DateTime nowTime = DateTime.Now;
Hdf5.WriteAttribute(groupId, "time", nowTime);
DateTime readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
Assert.IsTrue(readTime == nowTime);
Hdf5.CloseFile(fileId);
fileId = Hdf5.OpenFile(filename, false);
readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
Assert.IsTrue(readTime == nowTime);
nowTime = DateTime.Now;
Hdf5.WriteAttribute(groupId, "time", nowTime);
readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
Assert.IsTrue(readTime == nowTime);
Hdf5.CloseFile(fileId);
fileId = Hdf5.OpenFile(filename, false);
readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
Assert.IsTrue(readTime == nowTime);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadAttribute()
{
string filename = Path.Combine(folder, "testAttribute.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateOrOpenGroup(fileId, "test");
DateTime nowTime = DateTime.Now;
Hdf5.WriteAttribute(groupId, "time", nowTime);
Hdf5.WriteAttributes <DateTime>(groupId, "times", new List <DateTime> {
nowTime, nowTime.AddDays(1)
}.ToArray());
DateTime readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
var allTimes = Hdf5.ReadAttributes <DateTime>(groupId, "times");
Assert.IsTrue(readTime == nowTime);
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadStringAttribute()
{
string filename = Path.Combine(folder, "testAttributeString.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateOrOpenGroup(fileId, "test");
string attrStr = "this is an attribute";
Hdf5.WriteAttribute(groupId, "time", attrStr);
string readStr = Hdf5.ReadAttribute <string>(groupId, "time_Non_Exist");
Assert.IsTrue(string.IsNullOrEmpty(readStr));
readStr = Hdf5.ReadAttribute <string>(groupId, "time");
Assert.IsTrue(readStr == attrStr);
Assert.IsTrue(H5G.close(groupId) == 0);
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
ErrorCountExpected = 2;
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public static void save_weights_to_hdf5_group(long f, List <ILayer> layers)
{
List <string> layerName = new List <string>();
foreach (var layer in layers)
{
layerName.Add(layer.Name);
}
save_attributes_to_hdf5_group(f, "layer_names", layerName.ToArray());
Hdf5.WriteAttribute(f, "backend", "tensorflow");
Hdf5.WriteAttribute(f, "keras_version", "2.5.0");
long g = 0, crDataGroup = 0;
List <IVariableV1> weights = new List <IVariableV1>();
//List<IVariableV1> weight_values = new List<IVariableV1>();
List <string> weight_names = new List <string>();
foreach (var layer in layers)
{
weight_names = new List <string>();
g = Hdf5.CreateOrOpenGroup(f, Hdf5Utils.NormalizedName(layer.Name));
weights = _legacy_weights(layer);
//weight_values= keras.backend.batch_get_value(weights);
foreach (var weight in weights)
{
weight_names.Add(weight.Name);
}
save_attributes_to_hdf5_group(g, "weight_names", weight_names.ToArray());
Tensor tensor = null;
foreach (var(name, val) in zip(weight_names, weights))
{
tensor = val.AsTensor();
if (name.IndexOf("/") > 1)
{
crDataGroup = Hdf5.CreateOrOpenGroup(g, Hdf5Utils.NormalizedName(name.Split('/')[0]));
WriteDataset(crDataGroup, name.Split('/')[1], tensor);
Hdf5.CloseGroup(crDataGroup);
}
else
{
WriteDataset(crDataGroup, name, tensor);
}
tensor = null;
}
Hdf5.CloseGroup(g);
weight_names = null;
}
weights = null;
// weight_values = null;
}
public void WriteAndReadStringAttribute()
{
string filename = Path.Combine(folder, "testAttributeString.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, "test");
string attrStr = "this is an attribute";
Hdf5.WriteAttribute(groupId, "time", attrStr);
string readStr = Hdf5.ReadAttribute <string>(groupId, "time");
Assert.IsTrue(readStr == attrStr);
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadAttributes()
{
string filename = Path.Combine(folder, "testAttributes.H5");
int[] intValues = new[] { 1, 2 };
double dblValue = 1.1;
string strValue = "test";
string[] strValues = new string[2] {
"test", "another test"
};
bool boolValue = true;
DateTime dateValue = new DateTime(1969, 1, 12);
var groupStr = "/test";
//string concatFunc(string x) => string.Concat(groupStr, "/", x);
string intName = nameof(intValues);
string dblName = nameof(dblValue);
string strName = nameof(strValue);
string strNames = nameof(strValues);
string boolName = nameof(boolValue);
string dateName = nameof(dateValue);
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateOrOpenGroup(fileId, groupStr);
Hdf5.WriteAttributes <int>(groupId, intName, intValues);
Hdf5.WriteAttribute(groupId, dblName, dblValue);
Hdf5.WriteAttribute(groupId, strName, strValue);
Hdf5.WriteAttributes <string>(groupId, strNames, strValues);
Hdf5.WriteAttribute(groupId, boolName, boolValue);
Hdf5.WriteAttribute(groupId, dateName, dateValue);
H5G.close(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
var fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = H5G.open(fileId, groupStr);
IEnumerable <int> readInts = (int[])Hdf5.ReadAttributes <int>(groupId, intName).result;
Assert.IsTrue(intValues.SequenceEqual(readInts));
double readDbl = Hdf5.ReadAttribute <double>(groupId, dblName);
Assert.IsTrue(dblValue == readDbl);
string readStr = Hdf5.ReadAttribute <string>(groupId, strName);
Assert.IsTrue(strValue == readStr);
IEnumerable <string> readStrs = (string[])Hdf5.ReadAttributes <string>(groupId, strNames).result;
Assert.IsTrue(strValues.SequenceEqual(readStrs));
bool readBool = Hdf5.ReadAttribute <bool>(groupId, boolName);
Assert.IsTrue(boolValue == readBool);
DateTime readDate = Hdf5.ReadAttribute <DateTime>(groupId, dateName);
Assert.IsTrue(dateValue == readDate);
H5G.close(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}