Remove dummy code from LSTMTrainer::InitTensorFlowNetwork

Signed-off-by: Stefan Weil <sw@weilnetz.de>

src/training/lstmtrainer.cpp

@@ -170,8 +170,8 @@ bool LSTMTrainer::InitNetwork(const STRING& network_spec, int append_index,
 
 // Initializes a trainer from a serialized TFNetworkModel proto.
 // Returns the global step of TensorFlow graph or 0 if failed.
-int LSTMTrainer::InitTensorFlowNetwork(const std::string& tf_proto) {
 #ifdef INCLUDE_TENSORFLOW
+int LSTMTrainer::InitTensorFlowNetwork(const std::string& tf_proto) {
   delete network_;
   TFNetwork* tf_net = new TFNetwork("TensorFlow");
   training_iteration_ = tf_net->InitFromProtoStr(tf_proto);
@@ -182,11 +182,8 @@ int LSTMTrainer::InitTensorFlowNetwork(const std::string& tf_proto) {
   network_ = tf_net;
   ASSERT_HOST(recoder_.code_range() == tf_net->num_classes());
   return training_iteration_;
-#else
-  tprintf("TensorFlow not compiled in! -DINCLUDE_TENSORFLOW\n");
-  return 0;
-#endif
 }
+#endif
 
 // Resets all the iteration counters for fine tuning or traininng a head,
 // where we want the error reporting to reset.