<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def validate_read(self, kwargs):
 """ remove table keywords from kwargs and return raise if any keywords are passed which are not-None """

        kwargs = copy.copy(kwargs)

        columns = kwargs.pop('columns', None)
        if columns is not None:
            raise TypeError("cannot pass a column specification when reading "
                            "a Fixed format store. this store must be "
                            "selected in its entirety")
        where = kwargs.pop('where', None)
        if where is not None:
            raise TypeError("cannot pass a where specification when reading "
                            "from a Fixed format store. this store must be "
                            "selected in its entirety")
        return kwargs