now saves *.pb - it's enough to run just this script

infer_qcds_01.py

@@ -345,9 +345,15 @@ with tf.Session()  as sess:
         """
         image_data[nimg] = None
     
-    # is this needed? why would it be?
-    #meta_graph_def = tf.train.export_meta_graph(files["inference"]+'.meta')
-                
+    """
+    Save MetaGraph to Saved_Model in *.pb (protocol buffer) format to
+    be able to use from Java 
+    """
+    # force clean
+    shutil.rmtree(dirs['exportdir'], ignore_errors=True)
+    builder = tf.saved_model.builder.SavedModelBuilder(dirs['exportdir'])
+    builder.add_meta_graph_and_variables(sess,[tf.saved_model.tag_constants.SERVING],main_op=tf.local_variables_initializer())
+    builder.save(False) # True = *.pbtxt, False = *.pb            
     
     if lf:
         lf.close()