@classmethod
def _can_handle_query(cls, *query):
    """
        Answers whether client can service the query.

        Parameters
        ----------
        query : list of query objects

        Returns
        -------
        boolean
            answer as to whether client can service the query
        """
    chk_var = 0
    for x in query:
        if x.__class__.__name__ == 'Instrument' and x.value.lower() == 'eve':
            chk_var += 1
        elif x.__class__.__name__ == 'Level' and x.value == 0:
            chk_var += 1
    if chk_var == 2:
        return True
    return False
