public void __enter__()
{
if (_new_stack)
{
// Clear the control_dependencies graph.
_old_stack = _graph._control_dependencies_stack;
_graph._control_dependencies_stack = new Queue <_ControlDependenciesController>();
// Clear the control_flow_context too.
_old_control_flow_context = _graph._get_control_flow_context();
_graph._set_control_flow_context(null);
}
_graph._push_control_dependencies_controller(this);
}
public Operation(IntPtr handle, Graph g = null)
{
if (handle == IntPtr.Zero)
{
return;
}
_handle = handle;
_graph = g ?? ops.get_default_graph();
_outputs = new Tensor[NumOutputs];
for (int i = 0; i < NumOutputs; i++)
{
_outputs[i] = new Tensor(this, i, OutputType(i));
}
// Dict mapping op name to file and line information for op colocation
// context managers.
_control_flow_context = _graph._get_control_flow_context();
// Note: _control_flow_post_processing() must not be called here, the caller is responsible for calling it when using this constructor.
}
