<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_password(self):
 """ Get the user password. The value can be stored in parameters "password" or "pass". :return: the user password. """

        password = self.get_as_nullable_string("password")
        password = password if password != None else self.get_as_nullable_string("pass")
        return password