getting ValueError: None values not supported. when use_keras_model : Flase in recent versions of master #773 ...

" ValueError: call () should not modify its Python input arguments. Check if it modifies any lists or dicts passed as arguments. Modifying a copy is allowed. " 3. Steps to reproduce I just followed ...

In Python, a SyntaxError happens when the interpreter finds code that does not conform to the rules of the Python language.