human
Solve the following python programming problem given the following code:
def boolean_function_validator(func) : 
    def _validator(raw_value) : 
        if func (raw_value) : 
            return raw_value 
else : 
            raise ValueError ('Validator returns false.') 
return func 

    
    

    Fix the buggy line: return func
assistant
#Here is Python code to fix the buggy line: return func
.

return def _validator(