Update predict_det.py

tools/infer/predict_det.py

@@ -34,7 +34,6 @@ from ppocr.postprocess import build_post_process
 # import tools.infer.benchmark_utils as benchmark_utils
 
 logger = get_logger()
-import auto_log
 
 
 class TextDetector(object):
@@ -102,6 +101,7 @@ class TextDetector(object):
             args, 'det', logger)
 
         if args.benchmark:
+            import auto_log
             pid = os.getpid()
             self.autolog = auto_log.AutoLogger(
                 model_name="det",