public BaseSession(string target = "", Graph g = null, SessionOptions opts = null)
{
_graph = g is null?ops.get_default_graph() : g;
_graph.as_default();
_target = UTF8Encoding.UTF8.GetBytes(target);
SessionOptions newOpts = null;
if (opts == null)
{
newOpts = new SessionOptions();
}
var status = new Status();
_handle = c_api.TF_NewSession(_graph, opts ?? newOpts, status);
// dispose newOpts
if (opts == null)
{
c_api.TF_DeleteSessionOptions(newOpts);
}
status.Check(true);
}
public BaseSession(string target = "", Graph g = null, SessionOptions opts = null, Status status = null)
{
_graph = g ?? ops.get_default_graph();
_graph.as_default();
_target = Encoding.UTF8.GetBytes(target);
SessionOptions lopts = opts ?? new SessionOptions();
lock (Locks.ProcessWide)
{
status = status ?? new Status();
_handle = c_api.TF_NewSession(_graph, opts ?? lopts, status);
status.Check(true);
}
}
public BaseSession(string target = "", Graph g = null, ConfigProto config = null, Status status = null)
{
_graph = g ?? ops.get_default_graph();
_graph.as_default();
_target = Encoding.UTF8.GetBytes(target);
using (var opts = new SessionOptions(target, config))
{
lock (Locks.ProcessWide)
{
status = status ?? new Status();
_handle = c_api.TF_NewSession(_graph, opts.Handle, status.Handle);
status.Check(true);
}
}
}
public BaseSession(string target = "", Graph g = null, ConfigProto config = null, Status status = null)
{
_graph = g ?? ops.get_default_graph();
if (!_graph.building_function)
{
if (ops.get_default_graph() != _graph)
{
_graph.as_default();
}
}
using var opts = new SessionOptions(target, config);
status = status ?? tf.Status;
_handle = c_api.TF_NewSession(_graph, opts.Handle, status.Handle);
status.Check(true);
}
public void __enter__()
{
// If the default graph is building a function, then we should not replace it
// with the cached graph.
if (ops.get_default_graph().building_function)
{
_building_function = true;
}
else
{
_building_function = false;
}
if (_in_graph_mode && !_building_function)
{
_graph.as_default();
}
_scope = _enter_scope_uncached();
}