How to use the minidump.streams.HandleDataStream.MinidumpHandleDescriptor function in minidump

def parse(t, buff):
		mhd = MinidumpHandleDescriptor()
		mhd.Handle = t.Handle
		if t.TypeNameRva != 0:
			mhd.TypeName = MINIDUMP_STRING.get_from_rva(t.TypeNameRva, buff)
		if t.ObjectNameRva != 0:
			mhd.ObjectName = MINIDUMP_STRING.get_from_rva(t.ObjectNameRva, buff)
		mhd.Attributes = t.Attributes
		mhd.GrantedAccess = t.GrantedAccess
		mhd.HandleCount = t.HandleCount
		mhd.PointerCount = t.PointerCount
		if isinstance(t, MINIDUMP_HANDLE_DESCRIPTOR_2):
			if t.ObjectInfoRva is not None and t.ObjectInfoRva != 0:
				MinidumpHandleDescriptor.walk_objectinfo(mhd, t.ObjectInfoRva, buff)
		return mhd

def parse(dir, buff):
		t = MinidumpHandleDataStream()
		buff.seek(dir.Location.Rva)
		chunk = io.BytesIO(buff.read(dir.Location.DataSize))
		t.header = MINIDUMP_HANDLE_DATA_STREAM.parse(chunk)
		for _ in range(t.header.NumberOfDescriptors):
			if t.header.SizeOfDescriptor == MINIDUMP_HANDLE_DESCRIPTOR.size:
				mhd = MINIDUMP_HANDLE_DESCRIPTOR.parse(chunk)
				t.handles.append(MinidumpHandleDescriptor.parse(mhd, buff))
			else:
				mhd = MINIDUMP_HANDLE_DESCRIPTOR_2.parse(chunk)
				t.handles.append(MinidumpHandleDescriptor.parse(mhd, buff))
		return t

def parse(t, buff):
		mhd = MinidumpHandleDescriptor()
		mhd.Handle = t.Handle
		if t.TypeNameRva != 0:
			mhd.TypeName = MINIDUMP_STRING.get_from_rva(t.TypeNameRva, buff)
		if t.ObjectNameRva != 0:
			mhd.ObjectName = MINIDUMP_STRING.get_from_rva(t.ObjectNameRva, buff)
		mhd.Attributes = t.Attributes
		mhd.GrantedAccess = t.GrantedAccess
		mhd.HandleCount = t.HandleCount
		mhd.PointerCount = t.PointerCount
		if isinstance(t, MINIDUMP_HANDLE_DESCRIPTOR_2):
			if t.ObjectInfoRva is not None and t.ObjectInfoRva != 0:
				MinidumpHandleDescriptor.walk_objectinfo(mhd, t.ObjectInfoRva, buff)
		return mhd