From 2daa412575dd81615042b918d02964e1971a605f Mon Sep 17 00:00:00 2001
From: Glenn Jocher <glenn.jocher@ultralytics.com>
Date: Tue, 16 Jun 2020 16:28:25 -0700
Subject: [PATCH] train with multi-gpu half test bug fix #99

---
 test.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/test.py b/test.py
index df8ed67..da803b7 100644
--- a/test.py
+++ b/test.py
@@ -46,7 +46,8 @@ def test(data,
     else:  # called by train.py
         training = True
         device = next(model.parameters()).device  # get model device
-        half = device.type != 'cpu' and torch.cuda.device_count() == 1  # half precision only supported on single-GPU
+        # half disabled https://github.com/ultralytics/yolov5/issues/99
+        half = False  # device.type != 'cpu' and torch.cuda.device_count() == 1
         if half:
             model.half()  # to FP16