multi-gpu test bug fix #15

detect.py

@@ -51,7 +51,7 @@ def detect(save_img=False):
         dataset = LoadImages(source, img_size=imgsz)
 
     # Get names and colors
-    names = model.module.names if hasattr(model, 'module') else model.names
+    names = model.names if hasattr(model, 'names') else model.modules.names
     colors = [[random.randint(0, 255) for _ in range(3)] for _ in range(len(names))]
 
     # Run inference