From 5b9c5dd45fc5446a1c2f6c1fce571ad504e4d9ce Mon Sep 17 00:00:00 2001
From: simon wu <wswday@sina.com>
Date: Mon, 15 Jul 2019 19:32:31 +0800
Subject: [PATCH] Require an operation(Save or Show the results) when testing
 (#993)

* Require an operation(Save or Show the results) when testing

* using parentheses
---
 tools/test.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/test.py b/tools/test.py
index e33a0c4..0078db5 100644
--- a/tools/test.py
+++ b/tools/test.py
@@ -128,6 +128,10 @@ def parse_args():
 def main():
     args = parse_args()
 
+    assert args.out or args.show, \
+        ('Please specify at least one operation (save or show the results) '
+         'with the argument "--out" or "--show"')
+
     if args.out is not None and not args.out.endswith(('.pkl', '.pickle')):
         raise ValueError('The output file must be a pkl file.')
 
-- 
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