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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_subroutine(self, name, code):
 """Define a Python object from your program. This is equivalent to having an object defined in the RiveScript code, except your Python code is defining it instead. :param str name: The name of the object macro. :param def code: A Python function with a method signature of ``(rs, args)`` This method is only available if there is a Python handler set up (which there is by default, unless you've called ``set_handler("python", None)``). """


        # Do we have a Python handler?
        if 'python' in self._handlers:
            self._handlers['python']._objects[name] = code
            self._objlangs[name] = 'python'
        else:
            self._warn("Can't set_subroutine: no Python object handler!")