修复权限问题，不要用777权限

official/cv/centerface/modelart/start.py

@@ -322,5 +322,5 @@ if __name__ == "__main__":
 
     print('==========end training===============')
     print('==========start exporting============')
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()

official/recommend/deepfm/modelart/start.py

@@ -169,7 +169,7 @@ def freeze_model():
 
 def main():
     train_deepfm()
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()
 
 

official/recommend/wide_and_deep/modelart/start.py

@@ -132,7 +132,7 @@ def freeze_model():
 def main():
     """main function"""
     train_wide_and_deep()
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()