--img-size stride-multiple verification

train.py

@@ -80,9 +80,7 @@ def train(hyp):
 
     # Image sizes
     gs = int(max(model.stride))  # grid size (max stride)
-    if any(x % gs != 0 for x in opt.img_size):
-        print('WARNING: --img-size %g,%g must be multiple of %s max stride %g' % (*opt.img_size, opt.cfg, gs))
-    imgsz, imgsz_test = [make_divisible(x, gs) for x in opt.img_size]  # image sizes (train, test)
+    imgsz, imgsz_test = [check_img_size(x, gs) for x in opt.img_size]  # verify imgsz are gs-multiples
 
     # Optimizer
     nbs = 64  # nominal batch size