<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def determineFrom(cls, challenge, password):
 """ Create a nonce and use it, along with the given challenge and password, to generate the parameters for a response. @return: A C{dict} suitable to be used as the keyword arguments when calling this command. """

        nonce = secureRandom(16)
        response = _calcResponse(challenge, nonce, password)
        return dict(cnonce=nonce, response=response)