fix face_eval check_config (#612)

tools/export_serving_model.py

@@ -22,6 +22,7 @@ from paddle import fluid
 
 from ppdet.core.workspace import load_config, merge_config, create
 from ppdet.utils.cli import ArgsParser
+from ppdet.utils.check import check_config
 import ppdet.utils.checkpoint as checkpoint
 import yaml
 import logging
@@ -55,13 +56,10 @@ def save_serving_model(FLAGS, exe, feed_vars, test_fetches, infer_prog):
 
 def main():
     cfg = load_config(FLAGS.config)
-
-    if 'architecture' in cfg:
-        main_arch = cfg.architecture
-    else:
-        raise ValueError("'architecture' not specified in config file.")
-
     merge_config(FLAGS.opt)
+    check_config(cfg)
+
+    main_arch = cfg.architecture
 
     # Use CPU for exporting inference model instead of GPU
     place = fluid.CPUPlace()

tools/face_eval.py

@@ -25,7 +25,7 @@ from collections import OrderedDict
 
 import ppdet.utils.checkpoint as checkpoint
 from ppdet.utils.cli import ArgsParser
-from ppdet.utils.check import check_gpu
+from ppdet.utils.check import check_gpu, check_config
 from ppdet.utils.widerface_eval_utils import get_shrink, bbox_vote, \
     save_widerface_bboxes, save_fddb_bboxes, to_chw_bgr
 from ppdet.core.workspace import load_config, merge_config, create