fix the retrain model to eager closes #78

logic/models/train/train.go

@@ -350,7 +350,7 @@ func generateCvsExpandExp(c *Context, run_path string, model_id string, offset i
 			return
 		}
 		if file_path == "id://" {
-			f.Write([]byte(id + "," + strconv.Itoa(-1) + "\n"))
+			f.Write([]byte(id + "," + strconv.Itoa(-2) + "\n"))
 		} else {
 			return count, errors.New("TODO generateCvs to file_path " + file_path)
 		}

views/py/python_model_template_expand.py

@@ -49,7 +49,7 @@ def pathToLabel(path):
     num = table.lookup(tf.strings.as_string([path]))
 
     return tf.cond(
-        tf.math.equal(num, tf.constant(-1)),
+        tf.math.equal(num, tf.constant(-2)),
         lambda: tf.zeros([depth]),
         lambda: tf.one_hot(table.lookup(tf.strings.as_string([path])) - diff, depth)[0]
     )